Top 10k strings from O'Level Physics Revision - Light & Heat (1984)(Rose Software).tap in <root> / bin / z80 / software / Sinclair Spectrum Collection TOSEC.exe / Sinclair ZX Spectrum - Utilities & Educational / Sinclair ZX Spectrum - Utilities & Educational - [TAP] (TOSEC-v2007-01-01) /

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   6 )="principal focus":
   6 )="centre of curvature":
   5 ;"What is the";
   5 "26";"     ";
   4 sc        
   4 gr        
   4 ;o$;o$;o$;
   4 ;"STOP TAPE and press any key":
   4 ;"Press any key"
   4 ;" PROGRAM  LOADING ";
   4 /2","9999":
   4 "0";"required to change";
   4 "0";"Amount of heat";
   4                                 
   3 fff*-t)+"J":
   3 ;"temperature";
   3 ;"LIKE AN EXPLANATION?"
   3 ;" NEED HELP? y or n "
   3 ;"      ";
   3 ))/10000000
   3 ))*10000000
   2 p$(i)="through fluids, by the          movement of the fluid itself"
   2 p$(i)="through a substance without     any movement of the substance   as a whole"
   2 p$(i)="as electro-magnetic waves       (infra-red). It can take        place across a vacuum"
   2 o$="                                ":
   2 o$="                                "
   2 j;". ";p$(i,
   2 ;o$;o$;o$;o$;o$;o$;
   2 ;"wavelength->";
   2 ;"useful";
   2 ;"turning your TV off and";
   2 ;"then sketch the diagram.";
   2 ;"temperature of the";
   2 ;"t2=";t+80
   2 ;"t1=";t;"
   2 ;"of water per";
   2 ;"of heat";
   2 ;"n = SIN i/SIN r";
   2 ;"heat from hot to cold places .. ";
   2 ;"formulae"
   2 ;"displacement";
   2 ;"delivers 20kg";
   2 ;"answer is no.";
   2 ;"Your answer:";q$;
   2 ;"Visible^";
   2 ;"Transmission";
   2 ;"The volume of the";
   2 ;"Sorry correct";
   2 ;"Screen";
   2 ;"SHADOWS";
   2 ;"Rise in temperature";
   2 ;"Retina";
   2 ;"Original length of";
   2 ;"Object";
   2 ;"Increasing";
   2 ;"Choose 1, 2 or 3"
   2 ;"Choose 1 to 3"
   2 ;"After each question, try";
   2 ;"20kg/min";
   2 ;"* Well done! *":
   2 ;"(shown on diagram)";
   2 ;" is the transfer of   ";(" "
   2 ;" Your answer:";q$;"  ";
   2 ;" For diagram ..":
   2 ;" * Well done * ":
   2 ;"  Sorry correct answer is no.";k;"  ":
   2 ;"        ";
   2 3","544","-56*
   2 /8","605","0","1202","-22","-5*
   2 /8","599","-1","600","-9","599","-1"
   2 /4","616","0","1200","56","-
   2 /4","584","0"
   2 /3","1200","56","
   2 /2.5","9999":
   2 /2.5","238-b","76","1197","12","
   2 /2.5","1205","-24","-
   2 /2.5","1200","24","
   2 /2.5","1197","-12","
   2 /2","600","19"
   2 /2","600","-4","1203","0","
   2 /2","600","-24","301","230-b","76","1205","24","-
   2 /2","1208","-2","-
   2 /2","1192","2","-
   2 +d;"x(";v;"/100
   2 **)))))))++
   2 **)))))))))++
   2 **)))))))))))++
   2 **)))))))))))))++
   2 **)))))))))))))))++
   2 *))))))))))))))))))++
   2 *)))))))))))))))))))))+
   2 *)))))))))))))))))))))))))+
   2 *))(((((((()))))))))))))+
   2 )="virtual image":
   2 )="virtual and erect":
   2 )="total eclipse":
   2 )="refraction":
   2 )="radiation":
   2 )="principal axis":
   2 )="penumbra":
   2 )="partial eclipse":
   2 )="optical centre":
   2 )="optic nerve":
   2 )="is unchanged":
   2 )="infrared":
   2 )="increases":
   2 )="incident ray":
   2 )="decreases":
   2 )="critical angle":
   2 )="convection":
   2 )="constructive interference":
   2 )="conduction":
   2 )="ciliary muscles":
   2 )="apparent depth":
   2 )="angle of refraction":
   2 )="always virtual":
   2 )="always real":
   2 ))))))))))))))))))))))))))))))))))))))))))))))))))))))).)))))))))))))))))))))))))))))+).*))((((((((((())))))))))))))+
   2 (d+i*j)+"cm":
   2 (ans+i*j)+"m":
   2 (ans+i*j)+"
   2 (((V*A*t*60
   2 ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((
   2 $$!!444444
   2 $ $! !440440
   2 $ $  !4404404
   2 $ $  !4400004
   2 $    !44044044
   2 $    !440440
   2 "8";" Choose 1 to 5 "
   2 "64","146","602","-2","598","-2","64","134","602","-2","598","-2","64","122","602","-2","598","-2"
   2 "4";"Glass"
   2 "27";"s.v.";
   2 "26";" ml= ";
   2 "26";"      ";
   2 "24";"water";
   2 "230-b","52","600","24","1210","0","
   2 "22";"Angle of";
   2 "216","31","600","112","603","2","603","-2","600","-112","219","31","600","88","9999":
   2 "214","134","602","-2","598","-2","213","106","602","-3","597","-2"
   2 "213","163","603","-2","598","-3","40","132","776","0","144","144","608","1","664","16","9999"
   2 "21";"2.";
   2 "21";"     ";
   2 "140","160","1200","-56","-
   2 "12";"mirrors"
   2 "12";"Spherical";
   2 "12";"3.";
   2 "100+i","160","1200","-56","
   2 "0";g;"g of water at 0
   2 "0";g;"g of ice at 0
   2 "0";"the rate at which";
   2 "0";"temperature is";
   2 "0";" SATURATION VAPOUR ";
   2 ","608","-16","1206","-6","
   2 ","600","-6"
   2 ","592","-16","1194","-6","-
   2 ","1211","0","
   2 ","1194","0","
   2  Rose Software March 1984
   2  ROSE SOFTWARE May 1984
   2                                 M
   1 top boiler
   1 s in top triangle"
   1 rhs cold tank
   1 p;"The border of partial shadow is called the ..":
   1 p$(i)=("not "
   1 light2    ,
   1 light1    ,
   1 l2        
   1 l1        
   1 heat2     ,
   1 heat1     ,
   1 h2        
   1 h1        
   1 fff*t+3016
   1 fff*-t;"J"
   1 fff*-t;"J ":
   1 fff*-t;"+";g*336
   1 fff*-t+3352
   1 fff*-t+3016
   1 expansion pipe top
   1 convection              conduction              radiation               Q
   1 circle                     elipse                     parabola                   Q
   1 c333)+" J/g":
   1 R)+" min":
   1 C=absolute";
   1 C is to be shrunk";
   1 C is one";
   1 C and the";
   1 C and ";p;"mm of mercury    pressure.",,"  What is the volume of the gas   at s.t.p. (where p=760 mmHg) ?";
   1 C TO ";g;"g OF   ";
   1 C = the  ";
   1 BMC,CM = BM x COS i";
   1 ABN, NB = 5 TAN r";
   1 ?  The image is .."
   1 =critical 
   1 =0.000012/
   1 =";g;"x4.2x100=";g*4.2
   1 =";g;"x2.1x";-t;"=";g*2.1
   1 =     expansion    ";
   1 ;t;"mins";
   1 ;o$;o$;o$;o$;o$;o$;o$;
   1 ;o$;o$;o$;o$;o$;
   1 ;o$;"     Good conductors are:-      ";o$;
   1 ;n;"=1/SIN c  so c=";c;"
   1 ;j;". ";p$(i):
   1 ;d;"/2 + .5/10 cm.";
   1 ;bk;"m from the";
   1 ;V;"x";A;"x";t;"x60";
   1 ;;g2;"g of water is";
   1 ;("Radius of curvature = ?")
   1 ;"zero of";
   1 ;"x(";t+80
   1 ;"without change of";
   1 ;"will slip over the";
   1 ;"whilst still steadily";
   1 ;"where c = specific";
   1 ;"where T is in Kelvin (absolute)":
   1 ;"when removed from";
   1 ;"when heated =      ";
   1 ;"wheel with a radial";
   1 ;"what happens to";
   1 ;"wave velocity in 2nd.medium)"
   1 ;"water=4/3)"
   1 ;"water turning to";
   1 ;"water remains";
   1 ;"water is a very bad";
   1 ;"water in J/kg
   1 ;"water from hot tap":
   1 ;"water from cold tap";
   1 ;"water at the";
   1 ;"water and ignore";
   1 ;"was found to be ";h;"cm"
   1 ;"volume";
   1 ;"virtual image?";
   1 ;"virtual and erect";
   1 ;"violet";
   1 ;"vapourisation of";
   1 ;"vapour."
   1 ;"vapour state, the";
   1 ;"v=";(d+10
   1 ;"use Boyle's law:-";
   1 ;"unit mass from liquid";
   1 ;"under the surface";
   1 ;"uncalibrated";
   1 ;"u=";u;"cm";
   1 ;"u   v   f";
   1 ;"two plane";
   1 ;"tube(A) down,";
   1 ;"travels in straight lines.":
   1 ;"trapped in a";
   1 ;"to vapour state";
   1 ;"to the camera";
   1 ;"to the bank can";
   1 ;"to move. If the";
   1 ;"thus ventilating";
   1 ;"three images";
   1 ;"this strip, it ..";
   1 ;"thermostat for";
   1 ;"thermometer, the";
   1 ;"thermometer is";
   1 ;"there is a ..";
   1 ;"then:-";
   1 ;"the walls ensures";
   1 ;"the volume of air";
   1 ;"the top of the water";
   1 ;"the surface:-";
   1 ;"the rods. The";
   1 ;"the rods are";
   1 ;"the retina is";
   1 ;"the ray is";
   1 ;"the piston?";
   1 ;"the mouth.":
   1 ;"the metal is";
   1 ;"the lake with";
   1 ;"the images all";
   1 ;"the image on";
   1 ;"the gas pressure";
   1 ;"the flow of air ..";
   1 ;"the eye see?";
   1 ;"the eye is";
   1 ;"the expansion of railway";
   1 ;"the equation";
   1 ;"the cooker?":
   1 ;"the cold tap";
   1 ;"the cold tap has";
   1 ;"the bottom of";
   1 ;"the bath";
   1 ;"the bath has";
   1 ;"the 2 fixed points";
   1 ;"the .?.";
   1 ;"the ..?";
   1 ;"temperature.";
   1 ;"temperature."
   1 ;"temperature, the";
   1 ;"temperature"
   1 ;"temperature of";
   1 ;"temperature is";
   1 ;"temperature is 37
   1 ;"temperature in";
   1 ;"temp. is (
   1 ;"t=";t;"mins";
   1 ;"t minutes into bath)";
   1 ;"surface of a liquid which";
   1 ;"substance is the";
   1 ;"strip is the electric";
   1 ;"strip becomes hot,";
   1 ;"steam=";g1;" g/min"
   1 ;"steam + heat loss";
   1 ;"states that:-";
   1 ;"stand before";
   1 ;"spectrum";
   1 ;"spectrum"
   1 ;"specific heat";
   1 ;"so r = 2 x ";2
   1 ;"so find c from:-";
   1 ;"so 1/";u;" - 1/";2
   1 ;"so ";n;" = SIN i/SIN ";60
   1 ;"small wavelength. Light";
   1 ;"since ";fi;"cms represents";
   1 ;"several times in each question":
   1 ;"setting knob":
   1 ;"second";
   1 ;"scale of";
   1 ;"rod l=50cm";
   1 ;"rivetted to a strip";
   1 ;"rise in temperature)":
   1 ;"respects the";
   1 ;"required to raise unit mass";
   1 ;"required to change";
   1 ;"remains at 80
   1 ;"refractive index n = 1/SIN c":
   1 ;"reflection of parallel beams";
   1 ;"reflected on";
   1 ;"reduced by ..";
   1 ;"real and inverted";
   1 ;"reading m2=";m2;"mm"
   1 ;"reading m1=";m1;"mm";
   1 ;"rate of 700W, then";
   1 ;"radiation is";
   1 ;"radial gap of 0.5mm)":
   1 ;"r = 2f";
   1 ;"quantity of heat";
   1 ;"pushing on";
   1 ;"pure melting ice";
   1 ;"proportional to the wavelength 
   1 ;"pressure=";
   1 ;"pressure on the";
   1 ;"press r";
   1 ;"press r to return to menu)";
   1 ;"position";
   1 ;"placed between";
   1 ;"pinhole";
   1 ;"passes through";
   1 ;"pV=constant  ";p;"x";V;" =760xV";
   1 ;"pV just under";
   1 ;"original length X rise in temp.";
   1 ;"original bath water";
   1 ;"onto a wheel of";
   1 ;"on one face of";
   1 ;"of water occurs at"
   1 ;"of water into";
   1 ;"of the ray?":
   1 ;"of the ray"
   1 ;"of the object OB":
   1 ;"of the liquid to form a";
   1 ;"of the lens.";
   1 ;"of the lake,";
   1 ;"of the iron tyre ";
   1 ;"of the iris";
   1 ;"of the bimetallic";
   1 ;"of refraction,";
   1 ;"of reflection?";
   1 ;"of readings give";
   1 ;"of liquid";
   1 ;"of linear";
   1 ;"of it through 1
   1 ;"of iron. On heating";
   1 ;"of heat was ..";
   1 ;"of glass n=";n
   1 ;"of bubble just";
   1 ;"of a substance is the heat";
   1 ;"of a substance is the fraction  of its original length by which a rod of the substance expands  per degree rise in temperature."
   1 ;"next face.";
   1 ;"neighbours and jump out";
   1 ;"must the tyre be";
   1 ;"muscle":
   1 ;"motion which has a very";
   1 ;"mixing of the";
   1 ;"mirrors M
   1 ;"mirror can be either";
   1 ;"minutes ..":
   1 ;"minute at ";th;"
   1 ;"minute at ";tc;"
   1 ;"metal plates.";
   1 ;"mercury";
   1 ;"mercury does not fall";
   1 ;"meeting the";
   1 ;"maximum DENSITY";
   1 ;"mass in kg";
   1 ;"makes use of a .."
   1 ;"maintaining a steady";
   1 ;"m=micrometer";
   1 ;"m2=";m2;"mm"
   1 ;"m1=";m1;"mm";
   1 ;"lower fixed point";
   1 ;"lost per minute":
   1 ;"liquid?";
   1 ;"liquid state to the";
   1 ;"liquid at 100
   1 ;"liquid + cal.";
   1 ;"linear expansion of";
   1 ;"linear expansion 
   1 ;"lighting a fire";
   1 ;"light entering";
   1 ;"light   ->"
   1 ;"lie on a .. ";
   1 ;"lens, called";
   1 ;"length of the";
   1 ;"length and";
   1 ;"latent heat of";
   1 ;"l=50cm";
   1 ;"l is in J/g";
   1 ;"just totally";
   1 ;"its volume?";
   1 ;"it bends and ..";
   1 ;"is the temperature ..";
   1 ;"is supplied at the";
   1 ;"is heated for ";
   1 ;"is constant,";
   1 ;"is called the ..";
   1 ;"is called the .."
   1 ;"is by ..?";
   1 ;"is brought about";
   1 ;"is at the bottom of";
   1 ;"is 10m of water"
   1 ;"is ..?":
   1 ;"interval on an";
   1 ;"internally";
   1 ;"indicates that light";
   1 ;"index of";
   1 ;"index n for the";
   1 ;"incomplete)"
   1 ;"incidence is";
   1 ;"incidence i of";
   1 ;"in the thickness";
   1 ;"in the focal";
   1 ;"in the eye"
   1 ;"in the closed tube"
   1 ;"in the centre";
   1 ;"in mirror M
   1 ;"in hot water.";
   1 ;"improved by:-";
   1 ;"images does";
   1 ;"if the volume is";
   1 ;"i=";in;"
   1 ;"hot water tank";
   1 ;"heating over the";
   1 ;"heater>";
   1 ;"heated? (Remember";
   1 ;"heated so that it";
   1 ;"heat received by";
   1 ;"heat of vapourisation";
   1 ;"heat losses":
   1 ;"heat is lost only by";
   1 ;"heat gained by";
   1 ;"heat capacity of";
   1 ;"he is just seen";
   1 ;"have the same";
   1 ;"happen to be moving";
   1 ;"good conductor";
   1 ;"glass is 1.5";
   1 ;"glass 5cm thick";
   1 ;"giving i = ";p$(1
   1 ;"giving f = ";2
   1 ;"gas is increased";
   1 ;"gap of 0.5mm";
   1 ;"from cooker"
   1 ;"from a concave mirror MM'":
   1 ;"frequency x wavelength)":
   1 ;"found to be ";fi;"cms."
   1 ;"formation of";
   1 ;"for the       ";
   1 ;"for several";
   1 ;"for a fixed mass of gas";
   1 ;"fixed with wax to";
   1 ;"fixed points.":
   1 ;"fixed point = ";
   1 ;"final temperature";
   1 ;"faster than average";
   1 ;"fall back because";
   1 ;"eye is similar";
   1 ;"experiment consists of a hole";
   1 ;"expansion":
   1 ;"expansion of";
   1 ;"expansion of a substance = ";
   1 ;"equivalent to";
   1 ;"electrically =";
   1 ;"dropped to 45
   1 ;"distances along";
   1 ;"distance above the";
   1 ;"different";
   1 ;"diameter":
   1 ;"diameter 50cm at";
   1 ;"diameter ";d;"cm.":
   1 ;"determined by";
   1 ;"determine an unknown";
   1 ;"depth of 2m in";
   1 ;"depending on the position";
   1 ;"delivering water for";
   1 ;"delivered 20t kg";
   1 ;"decreased by";
   1 ;"cylinder by";
   1 ;"cut in a white screen."
   1 ;"curvature r of the lens.";
   1 ;"corresponds to";
   1 ;"copper calorimeter";
   1 ;"cools from ";t;"
   1 ;"convection current"
   1 ;"controlled by";
   1 ;"contains";
   1 ;"containing water.";
   1 ;"contacts";
   1 ;"constr-";
   1 ;"constant at 100
   1 ;"consists of invar I ";
   1 ;"coil=";V;"V"
   1 ;"coated in ..";
   1 ;"choosing two";
   1 ;"changes from the";
   1 ;"capacity"
   1 ;"capacity of the";
   1 ;"can escape from the";
   1 ;"can be considered to ..?"
   1 ;"calorimeter can be greatly";
   1 ;"calculations"
   1 ;"c=0.4J/g
   1 ;"c=";p$(1
   1 ;"c is the critical angle,";
   1 ;"c is in Joules":
   1 ;"c in J/kg
   1 ;"c (copper)=0.4J/g
   1 ;"by the fish?";
   1 ;"by the .."
   1 ;"by first placing in";
   1 ;"by a heating coil.";
   1 ;"bubble when just";
   1 ;"brought about by";
   1 ;"boiler and the";
   1 ;"between the";
   1 ;"best conductor";
   1 ;"below the surface";
   1 ;"be before the";
   1 ;"bank.How close";
   1 ;"back into the bulb";
   1 ;"attraction of their";
   1 ;"at the top, ..";
   1 ;"at the end of any question";
   1 ;"at constant";
   1 ;"at constant temperature":
   1 ;"at ";tb;"
   1 ;"at ";T;"
   1 ;"as shown is ..";
   1 ;"are seen. ";
   1 ;"are enclosed in";
   1 ;"angles.";
   1 ;"angle of";
   1 ;"and through the cork":
   1 ;"and then in steam":
   1 ;"and the";
   1 ;"and is measured in .?.";
   1 ;"an alteration";
   1 ;"already been";
   1 ;"air bubble is";
   1 ;"air bubble is ";v;"cm
   1 ;"acts as object";
   1 ;"absorbing heat."
   1 ;"a thermometer)";
   1 ;"a thermometer is";
   1 ;"a steam jacket";
   1 ;"a ray of light";
   1 ;"a rate of 500W to";
   1 ;"a pressure cooker";
   1 ;"a piston.":
   1 ;"a man ";ht;"m tall";
   1 ;"a lake ";d;"m deep.":
   1 ;"a canal and is";
   1 ;"a camera";
   1 ;"a block of";
   1 ;"a = distance between slits      D = distance slits to screen    
   1 ;"_Screen":
   1 ;"_Blurred";
   1 ;"You are given the formula";
   1 ;"YOUNG'S SLITS EXPERIMENT":
   1 ;"Y is the .?. of the mirror":
   1 ;"X-rays":
   1 ;"Which image   ";
   1 ;"Where the two waves are         superposed in the same phase,   we get lines of ..";
   1 ;"Where the two waves are         superposed exactly out          of phase, we get .."
   1 ;"When this sharp image is","obtained, the screen is at the..":
   1 ;"When the water boils";
   1 ;"When the bimetallic";
   1 ;"When light passes through a verynarrow slit, it spreads out.    This effect is called .."
   1 ;"When light passes from one      medium to a less optically      dense medium, for a SMALL       angle of incidence i, we        get a weak internally           reflected ray and a strong      refracted ray.":
   1 ;"When drawing ray diagrams, whichof the following is false?"
   1 ;"When boiling water";
   1 ;"When an obstacle is placed in   the path of light coming from   an EXTENDED SOURCE,",,,"the shadow on the screen is seento be edged with a border of    partial shadow":
   1 ;"When a ray of white light is    incident on a triangular prism, it is refracted towards the baseof the prism and is dispersed   into its component colours.":
   1 ;"What is meant by a";
   1 ;"What happens to";
   1 ;"What happens to the size of the image when the object is moved  to O
   1 ;"What are the two laws";
   1 ;"We know:-";
   1 ;"Wavelength 
   1 ;"Watts x 60 (secs)";
   1 ;"Water CONTRACTS on";
   1 ;"WATER SYSTEM";
   1 ;"WATER FROM HOT TAP:-";
   1 ;"W=Wood";
   1 ;"Volume of bubble";
   1 ;"VIt(in secs)=";
   1 ;"VERIFY BOYLE'S LAW";
   1 ;"Typical";
   1 ;"Two of the following regulate   the amount of light energy      reaching the film.              Which one does NOT?"
   1 ;"To what temperature";
   1 ;"To return to the main menu,";
   1 ;"This is especially important in questions involving ray diagrams":
   1 ;"This is especially important in questions involving ray diagrams"
   1 ;"This cuts off";
   1 ;"This alters the";
   1 ;"This alteration";
   1 ;"Then..";
   1 ;"Then the rise in ";
   1 ;"The wax melted";
   1 ;"The wavelength of the violet    rays is the ..":
   1 ;"The vacuum between";
   1 ;"The two plano-convex lenses     at Y act as a ..":
   1 ;"The spectrum formed is NOT a    PURE SPECTRUM due to overlappingof the coloured images (of the  hole through which the beam of  white light passed)":
   1 ;"The specific latent";
   1 ;"The specific heat capacity(c)";
   1 ;"The solid dark circle of shadow is called the ..":
   1 ;"The slide must be placed upside-down in order to obtain a .."
   1 ;"The size of the pinhole is now  increased. The image becomes ..":
   1 ;"The sharp edge of a shadow";
   1 ;"The rods have";
   1 ;"The rods all";
   1 ;"The purpose of";
   1 ;"The projection lens P slides    backwards and forwards in       order to focus a sharp image    on the screen":
   1 ;"The position P is the ..":
   1 ;"The piston is free";
   1 ;"The object used in this";
   1 ;"The next very narrow band is ..";
   1 ;"The mercury does not";
   1 ;"The lower fixed point";
   1 ;"The liquid in a";
   1 ;"The line joining the pole P to  the centre of curvature C is the":
   1 ;"The light and dark bands, viewedthrough a translucent screen,   are called ..";
   1 ;"The lamp used (eg. a sodium     discharge lamp) gives ..";
   1 ;"The lamp is at the .?. of the   concave mirror M";
   1 ;"The iron tyre is";
   1 ;"The image in a plane mirror is.."
   1 ;"The image formed by a concave";
   1 ;"The hot tap";
   1 ;"The graduation of";
   1 ;"The general gas law states:-";
   1 ;"The fundamental";
   1 ;"The function of the condenser C is to ..":
   1 ;"The force exerted by the",,,"molecules hitting the walls",,,"of the container produces",,,"the gas pressure.":
   1 ;"The final large band is radio   waves. Their wavelengths are    of the order ..";
   1 ;"The ends of";
   1 ;"The distance u is called the .."
   1 ;"The distance mirror to screen ismeasured as ";r;"cms.  What is the focal length of the mirror?"
   1 ;"The distance CP is the ..":
   1 ;"The difference between";
   1 ;"The diagram shows";
   1 ;"The diagram shows the";
   1 ;"The cold tap";
   1 ;"The car driving mirror";
   1 ;"The bimetallic strip";
   1 ;"The aperture";
   1 ;"The angle of";
   1 ;"The amount of";
   1 ;"The FILM in";
   1 ;"The .?. rays are deviated most":
   1 ;"TO MEASURE THE";
   1 ;"TO DETERMINE THE";
   1 ;"THERMOSTAT";
   1 ;"THEN ...":
   1 ;"THE VACUUM FLASK";
   1 ;"THE UNUSUAL";
   1 ;"THE SLIDE PROJECTOR"
   1 ;"THE PINHOLE CAMERA";
   1 ;"THE LAWS OF REFLECTION ARE:-";
   1 ;"THE ELECTROMAGNETIC SPECTRUM";
   1 ;"THE ELECTRIC";
   1 ;"THE CAMERA"
   1 ;"THE BIMETALLIC STRIP";
   1 ;"TAN r = ";bk;"/2";
   1 ;"T=temperature";
   1 ;"Specific heat";
   1 ;"So v/u=v/";u;" = 2  giving v=";2
   1 ;"So unknown temp.= ?";
   1 ;"So the coefficient";
   1 ;"So spec.ht.cap.";
   1 ;"So r = 90
   1 ;"So r = ";(
   1 ;"So its complementary angle";
   1 ;"So i = ";inc;"
   1 ;"So find BM first":
   1 ;"So distance from bank = ";ans;"m";
   1 ;"So at the bottom";
   1 ;"So BM = NM-NB = ";NM;" - ";NB;
   1 ;"So 1.5 = SIN ";in;"
   1 ;"Since temperature";
   1 ;"Since light travels in straight lines, a given point on the     screen is illuminated solely    by light coming in a straight   line through the pinhole from   a certain point on the object   outside"
   1 ;"Similarly from 
   1 ;"Shutter";
   1 ;"SUBTRACT to give:-";
   1 ;"SPHERICAL MIRRORS":
   1 ;"SPECIFIC HEAT";
   1 ;"SOME USEFUL FORMULAE";
   1 ;"Rubber tube";
   1 ;"Remember:-";
   1 ;"Remember you can ask for help";
   1 ;"Remember you can ask for help   several times in each question.";
   1 ;"Refractive index";
   1 ;"Refractive index of the water =":
   1 ;"Refractive index n=SIN i/SIN r":
   1 ;"Refractive index n = SIN i/SIN r":
   1 ;"Refractive index is denoted by n":
   1 ;"Refractive index = SIN i/SIN r";
   1 ;"Refractive index = 4/3";
   1 ;"Readings are taken":
   1 ;"Rate of escape of";
   1 ;"Radius of iron tyre";
   1 ;"Radius of curvature r = 2f":
   1 ;"Radius of curvature =":
   1 ;"Radio waves"
   1 ;"Radiation";:
   1 ;"RULES FOR RAY TRACING";
   1 ;"REFRACTION":
   1 ;"REFLECTION OF LIGHT";
   1 ;"RADIANT HEAT";
   1 ;"Putting values into:";
   1 ;"Pressure";
   1 ;"Polished":
   1 ;"Pd=";V;"V":
   1 ;"Pd across";
   1 ;"On the Kelvin";
   1 ;"On heating ..";
   1 ;"Obstacle":
   1 ;"ORIGINAL BATH WATER:";
   1 ;"OF A METAL"
   1 ;"Now find the radius of";
   1 ;"Now find r";
   1 ;"Napthalene is";
   1 ;"NO diffraction if slit is ""wide""":
   1 ;"NM = 5 TAN i = ";NM;"cm";
   1 ;"NB=";NB:
   1 ;"NB.Slight conduction";
   1 ;"NATURE OF LIGHT";
   1 ;"Multiply both sides";
   1 ;"Most substances expand when","heated and this can cause","problems, for example";
   1 ;"Mercury is preferred to alcohol for use in thermometers because mercury ..                      "
   1 ;"Measurement";
   1 ;"Mass of liquid=100g";
   1 ;"Mass of calorimeter";
   1 ;"Magnification = ?":
   1 ;"Magnification = ?" :
   1 ;"MM' represents the surface      of a plane mirror";
   1 ;"METHOD OF";
   1 ;"MEASUREMENT OF FOCAL LENGTH";
   1 ;"MAGNIFYING GLASS":
   1 ;"Looking at the image of your    face in a mirror, the left ear  of the image is formed from yourright ear as object.This effect is called lateral inversion.";
   1 ;"Light passes through two very   narrow slits in S giving rise   to diffraction as shown.":
   1 ;"Light is a form of wave";
   1 ;"Let v cm
   1 ;"LIQUID BY THE";
   1 ;"LINEAR EXPANSION";
   1 ;"LAND AND SEA";
   1 ;"L=Lead";
   1 ;"Key in your answer now":
   1 ;"K is the ..?";
   1 ;"It solidifies at";
   1 ;"It is well stirred.";
   1 ;"It is necessary to place a      single slit in front of the     lamp as shown so that the light from the two slits in S is .."
   1 ;"Iron tyre";
   1 ;"Inverted";
   1 ;"Invar is an alloy of steel and  nickel. It is important because when heated, it expands ..";
   1 ;"Initial temp.";
   1 ;"Increasing the wavelength, the  next band is ..":
   1 ;"Increasing the wavelength,      the next band is ..";
   1 ;"In the experiment";
   1 ;"In order to obtain a magnified  erect image, the object must be placed .."
   1 ;"In one minute:-";
   1 ;"In an experiment to";
   1 ;"In a clinical";
   1 ;"In  many";
   1 ;"Image->";
   1 ;"If you wish to return to the","main menu, press r at the","end of any question.";
   1 ;"If the object is between F and  the pole P, then the image is ..":
   1 ;"If the eye looks";
   1 ;"If radius of curvature (CP)=r   and focal length (FP)=f then ..":
   1 ;"If instead, heat";
   1 ;"If a and D are constant then    what can we say about 
   1 ;"Ice in";
   1 ;"INTERFERENCE":
   1 ;"IN THE BATH:-";
   1 ;"IMAGES FORMED BY CONCAVE MIRRORS";
   1 ;"IMAGES FORMED BY A CONVEX MIRROR";
   1 ;"IMAGE FORMED BY A PLANE MIRROR";
   1 ;"I=Iron";
   1 ;"I=";A;"A";
   1 ;"How many";
   1 ;"How many Joules of heat are     given out when a piece of iron  of mass ";ms;"g (c=460J/kg
   1 ;"How long will it";
   1 ;"Height above lower";
   1 ;"Heat supplied";
   1 ;"Heat suppied=";
   1 ;"Heat loss";
   1 ;"Heat loss by";
   1 ;"Heat loss (after";
   1 ;"Heat is supplied at";
   1 ;"Heat is applied at";
   1 ;"Heat gained by";
   1 ;"Heat gain=mc
   1 ;"Heat gain=heat loss";
   1 ;"Heat energy given out";
   1 ;"HEAT is a form of energy";
   1 ;"Giving r = ";r;"
   1 ;"Geometrically";
   1 ;"Gases are made up of elastic",,,"molecules moving randomly.";
   1 ;"Gamma rays consist of electro-  magnetic radiation and occupy a band among ..";
   1 ;"Fundamental interval";
   1 ;"For water from";
   1 ;"For the iron tyre:-";
   1 ;"Focusing ring"
   1 ;"Focusing of";
   1 ;"Find the angle";
   1 ;"Find i from";
   1 ;"Final temp.";
   1 ;"Expansion"
   1 ;"Equating pV at";
   1 ;"Eg:heat energy in Joules";
   1 ;"EXPANSION OF WATER";
   1 ;"ELECTRICAL HEATING"
   1 ;"Dull black surfaces";
   1 ;"Divide by c,giving";
   1 ;"Displacement=?":
   1 ;"Displacement = CM";
   1 ;"Displacement = ";d;"cm":
   1 ;"Diffracted light from the two   very narrow slits in S give     rise to an interference pattern";
   1 ;"Diaphragm";
   1 ;"DRIVING MIRROR":
   1 ;"DOMESTIC";
   1 ;"DISPERSION"
   1 ;"DIFFRACTION";
   1 ;"Current I=";A;"A";
   1 ;"Corks c and s are";
   1 ;"Convection";:
   1 ;"Conduction";:
   1 ;"Complementary angle of r =";
   1 ;"Coefficient of";
   1 ;"Coefficient of      ";
   1 ;"Coefficient =";
   1 ;"Ciliary";
   1 ;"Choose 1 to 4";
   1 ;"Change of";
   1 ;"Calculations"
   1 ;"COMPARISON OF":
   1 ;"COEFFICIENT OF";
   1 ;"COAL MINE"
   1 ;"CAPACITY OF A";
   1 ;"C=Copper";
   1 ;"C is the ..":
   1 ;"By moving the";
   1 ;"Beam of ->";
   1 ;"BREEZES";
   1 ;"BM=";NM-NB:
   1 ;"BM = NM - NB";
   1 ;"Atmos.";
   1 ;"At the bottom";
   1 ;"At position y on the Earth's    surface, there is ..":
   1 ;"Assume complete";
   1 ;"Arrow J is";
   1 ;"Angle r is called the ..":
   1 ;"An object is ";u;" cm from a       magnifying glass. The height of the image is twice that of the  object. What is the distance of the image from the lens?"
   1 ;"An object OB is placed in front of a convex mirror. The image   formed is ..":
   1 ;"An object O is";
   1 ;"An iron tyre of";
   1 ;"An eclipse of the sun by the    moon occurs when the moon       passes between the sun and      the earth and all three are     in a straight line.";
   1 ;"An advantage of a convex drivingmirror over a plane mirror is   that it gives a ...";
   1 ;"Amospheric pressure";
   1 ;"Allowance for expansion is made by leaving small gaps,","by overlapping joints or in     the case of some bridges,","by mounting on rollers."
   1 ;"After t minutes,";
   1 ;"After t minutes";
   1 ;"Accuracy of results using a";
   1 ;"APPARATUS TO";
   1 ;"AO is the direction in          which light falls on to         the reflecting surface":
   1 ;"AO is called the ..":
   1 ;"ACCOMMODATION";
   1 ;"ABSORPTION OF";
   1 ;"A=Aluminium";
   1 ;"A virtual image is formed by theapparent intersection of rays   when their directions have been produced backwards.":
   1 ;"A useful application";
   1 ;"A thin cross-wire is initially  placed across the hole. This    serves to .."
   1 ;"A strip of brass is";
   1 ;"A small air bubble";
   1 ;"A sharp image is focused on the film by turning the focusing    ring which alters .."
   1 ;"A ray of light";
   1 ;"A metal rod (and";
   1 ;"A mass of gas";
   1 ;"A magnifying glass uses a .?."
   1 ;"A fish is at a";
   1 ;"A concave mirror, mounted in a  holder, is moved until a sharp  image of the object is formed   on the screen adjacent to the   object."
   1 ;"A bath  already";
   1 ;"A SOLAR ECLIPSE";
   1 ;"=ml+cooker loss(c)";
   1 ;"=atmos. pressure";
   1 ;"=(100xcx3)";
   1 ;"=(";v;"/100
   1 ;"=";v;"cm
   1 ;"= real depth/apparent depth";
   1 ;"= mass x specific heat capacity   x temperature change (mc
   1 ;"= heat lost by";
   1 ;"= SIN i/SIN r";
   1 ;"= SIN i/SIN r = 1/SIN c";
   1 ;"= 20t x c x (";th;"-45)":
   1 ;"= 20t x c x ";45
   1 ;"= 100 x c x (";tb;"-45)":
   1 ;"= (45-";tc;")= ";45
   1 ;"= ";d+.1
   1 ;"= ";NM-NB;"cm":
   1 ;"= ";NM-NB;" x COS ";in;"
   1 ;"= ";NB;"cm":
   1 ;"<-Image":
   1 ;"75g cal.";
   1 ;"700x60=(";g2;"xl)+c";
   1 ;"700x60=(";g2;"xl)+c":
   1 ;"6. Heat energy required for        change of state = ml Joules";
   1 ;"500x60=(";g1;"xl)+c";
   1 ;"500x60=(";g1;"xl)+c"
   1 ;"5. v = f
   1 ;"5. Heat energy supplied by a       heating coil = VIt Joules";
   1 ;"4. Refractive index";
   1 ;"4. Heat energy given out by a      body = mc
   1 ;"3. pV = constant (T in Kelvin)";
   1 ;"3. enlarge the size of the image";
   1 ;"3. 1/u + 1/v = 1/f";
   1 ;"2nd micrometer";
   1 ;"20txcx(45-";tc;")=";
   1 ;"20txcx(";th;"-45)+";
   1 ;"200x60=(";g2;"-";g1;")xl";
   1 ;"2. r=2f for spherical mirrors";
   1 ;"2. collect more light from the     lamp";
   1 ;"2. The angle of incidence is    equal to the angle of reflection":
   1 ;"2. Boyle's Law:  pV = constant     (Temperature constant)";
   1 ;"1st micrometer";
   1 ;"10m of";
   1 ;"100xcx(";tb;"-45)";
   1 ;"100kg of water";
   1 ;"100g liquid";
   1 ;"1/u + 1/v = 1/f";
   1 ;"1.For ray incident at P,angle of incidence = angle of reflection2.Rays parallel to the principal  axis are reflected through F  3.Rays through C are reflected    through P"
   1 ;"1. focus a sharp image on the      screen":
   1 ;"1. The incident ray, the           reflected ray and the normal    at the point of incidence       all lie in the same plane    ";
   1 ;"1. The incident ray(AO) and the    refracted ray(OB) are on        opposite sides of the normal    (NN') and all 3 are in the      same plane";
   1 ;"1. Magnification = v/u";
   1 ;"1. Coefficient of linear";
   1 ;"1 Watt=1 Joule/sec";
   1 ;"1 + 1 = 1";
   1 ;".000012=(";d+.1
   1 ;".000012/
   1 ;"-Umbra":
   1 ;"-";t;")":
   1 ;"-";m2/10
   1 ;"+(75x0.4x3)";
   1 ;"+";g*2260
   1 ;"+ stirrer=75g";
   1 ;"+ radial gap)":
   1 ;"+ heat lost by";
   1 ;"+ depth of lake":
   1 ;"(wave velocity in 1st.medium/";
   1 ;"(v is a virtual distance,so -ve)":
   1 ;"(t in secs)";
   1 ;"(refractive";
   1 ;"(radius of wheel";
   1 ;"(r=radius of curvature)";
   1 ;"(original lengthxrise in temp.)":
   1 ;"(original length x  ";
   1 ;"(orig.bath water)"
   1 ;"(or received) by a body";
   1 ;"(numerically)";
   1 ;"(massxsp.ht.cap.xtemp.change)"
   1 ;"(l=latent heat of vapourisation    or fusion)":
   1 ;"(image height=2 x object height)";
   1 ;"(from hot)";
   1 ;"(from cold)";
   1 ;"(expansion)/        ";
   1 ;"(expansion)";
   1 ;"(diagram";
   1 ;"(called l) of a";
   1 ;"(absolute)";
   1 ;"(Virtual distances are negative)";
   1 ;"(The diagram is not to scale)":
   1 ;"(OR DEWAR FLASK)";
   1 ;"(At any time, you can";
   1 ;"(273+";T;")  273":
   1 ;"(10+";d;")m of water";
   1 ;"'O' level";
   1 ;" u=v so magnification = v/u = 1 ":
   1 ;" tyre when heated ";
   1 ;" the surface:-  ";
   1 ;" the current ";
   1 ;" that is measured in degrees ":
   1 ;" reduces pressure":
   1 ;" pressure x volume is constant  ";
   1 ;" pV=constant ";
   1 ;" pV=constant ":
   1 ;" pV=10x(v/100
   1 ;" pV=";10
   1 ;" pV            ";
   1 ;" orig.lth.xtemp.rise";
   1 ;" occurs at the neck ";
   1 ;" more than iron"
   1 ;" iron tyre = 2
   1 ;" ether cools it below 0
   1 ;" conductor of heat ":
   1 ;" cm.    ";
   1 ;" circulates ":
   1 ;" c = critical angle of the glass":
   1 ;" by convection  "
   1 ;" We get increased brightness ":
   1 ;" We get darkness along the line ":
   1 ;" Violet rays have high frequency":
   1 ;" Then just under";
   1 ;" The water  ";
   1 ;" The transfer of thermal energy  is brought about by conduction,    convection and radiation.   ":
   1 ;" The ray diagram above shows why"
   1 ;" The evaporation of the  ";
   1 ;" TYPICAL 'O' LEVEL CALCULATIONS ":
   1 ;" TO FIND THE AMOUNT";
   1 ;" THINK FIRST!":
   1 ;" THINK FIRST! ";
   1 ;" THINK FIRST! ":
   1 ;" THE COEFFICIENT OF ";
   1 ;" See diagram above ":
   1 ;" See diagram above "
   1 ;" SOME USEFUL FORMULAE ";
   1 ;" Remember it is temperature  ";
   1 ;" Reflected back along same path ":
   1 ;" Monochromatic = one wavelength ":
   1 ;" Magnification = v/u ":
   1 ;" Lowering tube A ";
   1 ;" Look at the ray diagram above ";
   1 ;" Look at the ray diagram above  "
   1 ;" LIGHT "
   1 ;" LAWS OF REFRACTION "
   1 ;" LATERAL INVERSION ":
   1 ;" Join CO
   1 ;" Invar is used in bimetallic ";
   1 ;" Hot air rises- ";
   1 ;" HEAT ":
   1 ;" Giving the answer  ";
   1 ;" From V violet to R red ":
   1 ;" For explanation:- ":
   1 ;" For eg. of LATERAL INVERSION ..":
   1 ;" EXPANSION ":
   1 ;" DEFINITION ";
   1 ;" Circumference of ";
   1 ;" Choose 1, 2 or 3 "
   1 ;" Brass expands ";
   1 ;" BOYLE'S LAW ";
   1 ;" =(image height)/(object height)":
   1 ;" -- = constant ";
   1 ;" (circumference)  ";
   1 ;" (Rays may pass the other way)  ":
   1 ;" (";m1/10
   1 ;"  absorb radiant   ";
   1 ;"  This shows that  ";
   1 ;"  TO CHANGE ";g;"g OF  ";
   1 ;"  T            ";
   1 ;"  STEAM AT 100
   1 ;"  Radius of curvature r = 2f  ":
   1 ;"  OF HEAT REQUIRED ";
   1 ;"  NB:Average body  ";
   1 ;"  LINEAR EXPANSION  "
   1 ;"  ICE AT ";t;"
   1 ;"  Hot air rises   ";
   1 ;"  Conduction occurs in a metal        on heating. The free          electrons in the metal ..   ";
   1 ;"  =10x(v/100
   1 ;"  = 273K ";
   1 ;"   NAPTHALENE   ";
   1 ;"   A use for a bad conductor           of heat could be:-       ";
   1 ;"   = ";d/2
   1 ;"    tracks in summer    ";
   1 ;"    represents ";(h*100
   1 ;"    heat better    ":
   1 ;"    causing a     ";
   1 ;"    and brass B     ";
   1 ;"    The fringe spacing 
   1 ;"     strips and watches      ":
   1 ;"       "
   1 ;"         50
   1 ;"         .000012x50
   1 9,23;"     ";
   1 8,23;"     ";
   1 4,27;"air":
   1 4,20;"air";
   1 3333*(A=64
   1 3,27;"Hot";
   1 3,20;"Cold";
   1 3","712","0"
   1 3","599","-1","713","0"
   1 2nd inner circuit
   1 /8","301","1248","-16","
   1 /8","207","57","648","0":
   1 /6","597","2","309","72","138","600","16","656","-28","656","28","600","-16","128","126","571","-14.5"
   1 /6","1212","2","-
   1 /5","632","12","186","80","600","-7","186","69","600","-7","186","58","600","-7","9999":
   1 /4","600","8"
   1 /4","600","4","672","0","245","110","528","0","600","26"
   1 /4","600","31","1192","3","
   1 /4","600","-64","1248","0","
   1 /4","600","-2"
   1 /4","599","3","601","-3","603","0","304","226","36","1208","30","-
   1 /4","597","0","603","0","601","-3","9999":
   1 /4","596","0","1192","-4","
   1 /4","1194","-4","
   1 /4","1192","8","-
   1 /4","1192","-8","
   1 /4","1132","16","
   1 /4","1128","16","
   1 /3","632","0","244","56","1194","0","
   1 /3","632","0","244","55","1194","0","
   1 /3","632","0","1206","-6","-
   1 /3","616","-16","9999":
   1 /3","603","1","1200","-58","-
   1 /3","600","7","1204","0","-
   1 /3","600","-64","1144","0","-
   1 /3","597","1","301","597","1","1200","56","
   1 /3","40","132","780","0","9999"
   1 /3","309","9999":
   1 /3","184","44","648","0"
   1 /3","184","43","646","0","309","9999":
   1 /3","1209","8","
   1 /3","1207","-9","-
   1 /3","1192","-2","-
   1 /3","100+i","156","600","-48","40","132","780","0","9999"
   1 /2.5","303","9999":
   1 /2.5","239","160","600","-60","599","0","600","60"
   1 /2.5","233","48","1198","6","
   1 /2.5","121","142","1200","-24","-
   1 /2.5","1203","-12","-
   1 /2.5","1198","-6","
   1 /2.5","119","142","1200","-24","
   1 /2","660","0","1200","4","
   1 /2","64","144","600","-28","598","0","1200","28","-
   1 /2","636","0","1204","4","
   1 /2","608","0","1204","4","
   1 /2","604","0","600","6","1204","0","-
   1 /2","602","2","598","-2","602","-2","309","9999":
   1 /2","602","-4","598","4","596","-2","9999":
   1 /2","600","48","1170","0","
   1 /2","600","44","1224","0","-
   1 /2","600","-88","168","140","600","-88","608","0","180","52","620","0","204","52","616","0","600","88"
   1 /2","600","-88"
   1 /2","600","-44","1196","-4","
   1 /2","600","-3","603","0","1204","4","-
   1 /2","600","-3","597","0","1196","4","
   1 /2","600","-20","1196","-4","-
   1 /2","598","0","602","0","600","2","309","9999":
   1 /2","596","0","600","6","1196","0","
   1 /2","592","0","1196","4","-
   1 /2","584","40","602","4","199","110","600","-10","610","0","600","10","590","0","188","78","633","0","232","124","576","-36","600","4","600","-4","604","0","9999":
   1 /2","576","48","600","4","602","2"
   1 /2","38","144","600","-28","602","0","1200","28","
   1 /2","302","680","0"
   1 /2","302","214","124","1200","-24","-
   1 /2","301","520","0","301+(time=0)","1196","4","-
   1 /2","166","124","598","-2","602","-2","9999":
   1 /2","15","144","1200","-28","
   1 /2","145","124","600","17","144","128","600","9"
   1 /2","1212","-12","
   1 /2","1208","2","-
   1 /2","1208","0","-
   1 /2","1200","8","-
   1 /2","1200","-8","-
   1 /2","1200","-17","
   1 /2","12","140","595","-5","8","128","597","-3","12","120","597","-3"
   1 /2","1192","0","-
   1 /2","1192","-2","-
   1 /2","116","114","1220","0","
   1 /2","107","124","1200","17","
   1 /2","105","141","1200","-17","
   1 /1.5","604","2","1218","-17","-
   1 /1.5","602","2","1216","-16","-
   1 /1.5","1268","2","
   1 /1.5","1262","5","
   1 /1.4","603","3","597","-3","597","3","9999":
   1 /1.2","1203","-44","
   1 /1.2","1200","-48","
   1 /(g2-g1)+.05
   1 .Refractive";
   1 -tc-th)+.005
   1 -tc);"t=";20
   1 -i) = ";90
   1 -";t;")=   ";
   1 *u;" = 1/f";
   1 *u;" = ";4
   1 *p*V)/((T+273
   1 *p*V)/((273
   1 *.87","664","64","243","109","1188","12","
   1 )=("in the daytime"
   1 )=("at night-time"
   1 )="wrapping the calorimeter in a   thick outer jacket":
   1 )="wrapping the        flask in a towel":
   1 )="wood, plastic, cork":
   1 )="wider field of view":
   1 )="white light":
   1 )="when pure ice turns    to water":
   1 )="when mercury           freezes":
   1 )="visible spectrum":
   1 )="virtual and inverted":
   1 )="violet":
   1 )="very little":
   1 )="variable speed shutter":
   1 )="variable aperture diaphragm":
   1 )="using a cork        stopper":
   1 )="umbra":
   1 )="ultra violet":
   1 )="travel in straight lines":
   1 )="total internal reflection":
   1 )="to ventilate the   mine":
   1 )="to raise the       temperature":
   1 )="to burn off coal   dust":
   1 )="three":
   1 )="the water boils     at the bottom":
   1 )="the vacuum between the walls    of a vacuum flask":
   1 )="the right way up":
   1 )="the lagging of water pipes":
   1 )="the ice melts":
   1 )="the ice is          unmelted":
   1 )="the element in a kettle":
   1 )="the 'bit' of a soldering iron":
   1 )="taking initial readings when    the liquid is well above room   temperature":
   1 )="stays the same":
   1 )="speed of shutter":
   1 )="specific heat    capacity":
   1 )="sometimes real":
   1 )="smaller":
   1 )="smaller than the object":
   1 )="silvering the       glass walls":
   1 )="shortest":
   1 )="sharper image":
   1 )="separates the        contacts":
   1 )="same size":
   1 )="same as the other colours":
   1 )="s falls off first":
   1 )="rf=constant":
   1 )="retina":
   1 )="remains straight,    but lengthens":
   1 )="refractive index":
   1 )="refraction only":
   1 )="refraction and reflection":
   1 )="reflection":
   1 )="reflected ray":
   1 )="reduce brightness":
   1 )="red dye":
   1 )="real or virtual":
   1 )="real depth/apparent depth":
   1 )="real depth":
   1 )="real and inverted":
   1 )="real and erect":
   1 )="rapidly":
   1 )="radius of curvature":
   1 )="radio waves":
   1 )="pushes the           contacts together":
   1 )="pupil":
   1 )="projection lens":
   1 )="produce interference":
   1 )="preventing evaporation of the   liquid in the calorimeter":
   1 )="point of incidence":
   1 )="plane mirror":
   1 )="phonons":
   1 )="paraffin wax":
   1 )="parabola":
   1 )="out of phase":
   1 )="object distance":
   1 )="no eclipse":
   1 )="much sharper":
   1 )="moves the contacts   out of alignment":
   1 )="most metals":
   1 )="monochromatic light":
   1 )="mains inlet":
   1 )="magnifier":
   1 )="magnification":
   1 )="longest":
   1 )="liquids and gases":
   1 )="less bright":
   1 )="latent heat of   vapourisation":
   1 )="latent heat of   fusion":
   1 )="larger":
   1 )="larger image":
   1 )="it remains the    same":
   1 )="it increases":
   1 )="it decreases":
   1 )="is still boiling":
   1 )="is opaque/a better conductor    of heat/does not wet glass":
   1 )="is always virtual":
   1 )="is always real":
   1 )="iron filings":
   1 )="interference":
   1 )="interference fringes":
   1 )="infrared radiation":
   1 )="incorrect":
   1 )="incomplete":
   1 )="incidence":
   1 )="images of the slits":
   1 )="image":
   1 )="image distance":
   1 )="hot water     tank":
   1 )="hot supply    to taps":
   1 )="has ceased to       boil":
   1 )="has a coefficient of            expansion 6 times less":
   1 )="h is unchanged":
   1 )="h increases":
   1 )="h decreases":
   1 )="glass prism":
   1 )="further away than F":
   1 )="further away than 2F":
   1 )="fundamental interval":
   1 )="freezes":
   1 )="freezes and boils at a higher   temperature than alcohol":
   1 )="force":
   1 )="focusing ring":
   1 )="focal length":
   1 )="focal length of the lens":
   1 )="expansion     pipe":
   1 )="erect image":
   1 )="elipse":
   1 )="eclipse":
   1 )="distance of object from lens":
   1 )="distance of lens from retina":
   1 )="distance of lens from film":
   1 )="diffraction":
   1 )="diffraction gratings":
   1 )="deviation":
   1 )="destructive interference":
   1 )="degrees":
   1 )="critical depth":
   1 )="correct":
   1 )="cornea":
   1 )="copper":
   1 )="convex mirror":
   1 )="convex lens":
   1 )="contraction of the     tube":
   1 )="construction in the    tube":
   1 )="constriction in the    tube":
   1 )="condenser":
   1 )="concave mirror":
   1 )="concave lens":
   1 )="cold supply   tank":
   1 )="coherent":
   1 )="coefficient of         linear expansion":
   1 )="circle":
   1 )="cease to move":
   1 )="can be real or virtual":
   1 )="c falls off first":
   1 )="c and s fall at     the same time":
   1 )="brighter but blurred":
   1 )="breaks":
   1 )="boils":
   1 )="boiler":
   1 )="between the eye and C":
   1 )="between F and C":
   1 )="between F and 2F":
   1 )="between C and F":
   1 )="bends":
   1 )="bend round corners":
   1 )="begins to freeze":
   1 )="begin to move more slowly,      the slowest moving towards      the cooler parts":
   1 )="begin to move faster in the     hot part and drift towards      the cooler parts":
   1 )="basic difference":
   1 )="avoid small objects":
   1 )="attenuation":
   1 )="at the lowest level    of the mercury":
   1 )="assist sharpness of focusing":
   1 )="apparent depth/real depth":
   1 )="aperture of diaphragm":
   1 )="angle of reflection":
   1 )="angle of deviation":
   1 )="always":
   1 )="aluminium":
   1 )="a string vest":
   1 )="a great deal":
   1 )="a car radiator":
   1 )="X-rays":
   1 )="Joules":
   1 )="1mm to 10km":
   1 )="1/sin r":
   1 )="1/sin i":
   1 )="1/sin c":
   1 )="1/apparent depth":
   1 )="1/(vxu)":
   1 )=".0005mm":
   1 )=".0000005mm":
   1 );j;". ";p$(i):
   1 );"t+";100
   1 );" mins":
   1 )/g+g))+"J/g":
   1 )/g+A))+"J/g":
   1 )/(.000012
   1 )+("in the daytime"
   1 )+("at night-time"
   1 )+"same size as the object":
   1 )+"laterally inverted":
   1 ))=("not "
   1 (liquid)+";
   1 (calorimeter)";
   1 ((p*V)/760
   1 ((V*A*t*60
   1 (((m1-m2)/(500
   1 (((m1-m2)/(50
   1 (((m1-m2)/(199
   1 "THERMAL":
   1 "CONDUCTIVITIES"
   1 "99","118","602","2","598","2","99","138","602","2","598","2","68","120","652","0","719","33","68","140","652","0","719","-33"
   1 "94","137","602","-2","598","-2","94","127","602","-2","598","-2"
   1 "92","144","652","0","92","132","600","12","601","0","600","-12"
   1 "92","138","707","-14","493","-14","301","60","129","595","-5","606","-6","309"
   1 "91","128","598","2","602","2","91","117","598","2","602","2","85","147","602","2","598","2","85","96","602","2","598","2","9999":
   1 "9";"velocity in medium  v
   1 "9";"as Snell's Law)";
   1 "9";"X is the ..";
   1 "9";"Then..";
   1 "9";"For 2nd law..":
   1 "80","100","688","0","556","64","556","-64","93","121","660","30","147","129","576","6"
   1 "8";"fusion       ";
   1 "8";"does a lens have?";
   1 "8";"What are the two";
   1 "8";" THINK FIRST! ":
   1 "8","150","600","-37","837","0","600","37","363","0","9","149","600","-35","835","0","600","35","364","0"
   1 "76","151","718","-22","76","151","644","0","581.5","11","158","128","563","22"
   1 "75","111","600","-2","603","-1","83","99","600","-2","603","-1","9999":
   1 "72","160","683","-16","72","160","750","-50","72","160","600","-28","601","0","600","28"
   1 "72","154","656","-36","128","118","600-56/2.5","-36/2.5"
   1 "72","142","602","0","600","-24","598","0","600","24","75","142","600","-24","71","142","600","-24"
   1 "7";"until angle r = 90
   1 "7";"laws of refraction?";
   1 "7";"FORMATION OF IMAGE";
   1 "7";"BENT STICK EFFECT";
   1 "7";"(One is also known";
   1 "7";" THE COOLING OF ";
   1 "67","148","602","-2","598","-2","67","134","602","-2","598","-2","67","120","602","-2","598","-2"
   1 "65","125","652","10","540","27","65","125","653","-12","544","-25"
   1 "64","106","780","38+2*38/7","157","130","619","0","72","93","768","37+8*37/13","244","120","600","34"
   1 "63","144","600","-28","1200","28","-
   1 "616","0","600","-60","608","0","600","-4","639","0","600","4","603","0","600","-48","624","0","600","-4","624","0"
   1 "607","7","183","125","607","7","183","130","607","7","192","137","600","-33","620","0","600","16","620","0"
   1 "602","0","600","40","620","0","226","130","1194","0","
   1 "601","0","600","-4","605","0","600","9","595","0","600","-5"
   1 "600","4","1182","4","
   1 "600","32","576","0","600","-4","596","0","600","64","577","0"
   1 "600","-46","1204","-4","
   1 "6";"n=";n
   1 "6";"incidence i, the above          diagram is .."
   1 "6";"For a SMALL angle of";
   1 "6";"Air";
   1 "6";" See diagram above ":
   1 "6";" For explanation - ":
   1 "588","12","600","48","664","0","600","-48","536","0","100","158","612","-12","164","158","612","-12","176","98","588","12"
   1 "56","160","724","-28","56","96","724","28","56","160","740","-53","56","96","740","53","309","9999":
   1 "50","136","621","21","50","136","621","-21","60","148","602","0","600","-2","60","128","600","-2","598","0"
   1 "5";"is angle ..":
   1 "5";"How many principal foci";
   1 "5";"Air";
   1 "48","152","800","-48","45","148","603","3","601","0","603","-3","48","132","600","20","601","0","600","-20","48","152","684","0","696","-48"
   1 "48","137","735","0","48","122","729","0","556","14","132","137","512","28","48","152","729","0","555","-14","131","136","512","-28"
   1 "48","128","760","0","76","151","600","-23","599","0","600","23","73","149","602","2","601","0","602","-2","9999":
   1 "48","128","732","0","127","160","600","-60","9999":
   1 "48","120","800","0","63","104","600","-9","608","0","156","130","600","-10","601","0","600","10","154","128","602","2","601","0","602","-2","9999":
   1 "48","105","615","30","72","106","720","0","218","114","576","24","9999":
   1 "46","162","602","0","600","-2","600","2","1200","-72","
   1 "40","146","654","0","612","-1","680","-12","40","118","654","0","612","1","680","12"
   1 "40","144","704","0","40","120","704","0","608","-1","664","-16"
   1 "4";"The angle of deviation";
   1 "4";"TOTAL INTERNAL REFLECTION";
   1 "4";"For a diverging lens,the        principal focus is ..":
   1 "4";"DIVERGING OR CONCAVE LENS";
   1 "4";"Angle i is called the .."
   1 "39","144","600","-28","1200","28","
   1 "31","137","602","0","600","-2","31","123","602","0","600","2"
   1 "309","9999":
   1 "309","188","132","1192","-30","-
   1 "306","80","112","596","0","599","1","600","9","599","1","1202","22","-5*
   1 "306","37","112","596","0","599","1","600","9","599","1","1202","22","-5*
   1 "306","27","142","1200","-14","3*
   1 "304","160","68","1243","-8","-
   1 "303","55","120","696","24","55","136","696","-24"
   1 "303","207","72","594","6","600","-2","600","2","602","0","178","150","600","-24","598","2","602","-2","602","2","212","115","588","0","602","2","598","-2","602","-2","309"
   1 "303","200","60","590","0","603","-3","597","3","603","3","309","9999":
   1 "303","172","56","1206","0","-
   1 "303","156","105","640","0","600","47","560","0","600","-47","152","105","600","46"
   1 "303","113","114","616","0","600","4","302","58","132","637","0","309","192","132","570","0","177","130","598","2","602","2","135","102","607","30","136","115","602","2","602","-2","9999":
   1 "302","240","154","584","0","602","2","598","-2","602","-2","309","9999":
   1 "302","239","90","600","-16","1196","-4","-
   1 "302","230","109","603","1","1200","-60","-
   1 "302","204","108","604","0","600","-56","596","0","301","596","0","600","56","604","0","600","-56"
   1 "302","203","111","603-6*time","-3","597+6*time","-3","301","203","83","597+6*time","-3","603-6*time","-3","9999":
   1 "302","188","110","600","-70","601","0","600","70","601","0","600","-70","597","0","300","599","0","600","70","601","0"
   1 "302","184","108","648","0","303","196","12","1200","12","-
   1 "302","176","106","608","0","598","2","602","-2","598","-2","234","18","594","6","600","-3","600","3","603","0"
   1 "302","175","96","600","-49","657","0","600","49","300","184","92","600","-40","640","0","600","40","602","0","600","3","556","0","600","-3","642","0"
   1 "301+(time=1)","1204","-4","-
   1 "301+(time=0)","160","84","600","20","1204","4","-
   1 "301","95","110","598","2","1202","-12","-
   1 "301","45","160","600","-22","601","0","600","22","601","0","600","-22","45","134","600","-22","601","0","600","22","601","0","600","-22"
   1 "301","220","156","600","-54","606","0","598","2","602","-2","598","-2","9999":
   1 "301","220","106","618","0","178","34","600","10","602","-2","598","2","598","-2","300":
   1 "301","178","90","600","-16","1204","-4","
   1 "301","147","128","624","16","93","123","570","22","309","9999":
   1 "301","128","160","600","-20","601","0","600","20","601","0","600","-20","128","132","600","-20","601","0","600","20","601","0","600","-20","309","9999":
   1 "300","240","28","1186","14","
   1 "300","240","100","520","0","600","-32","680","0","200","100","600","-32","601","0","600","32","601","0","600","-32","240","85","560","0","600","-2","640","0","309","9999":
   1 "300","210","144","600","-80","604","0","600","80","596","0":
   1 "300","189","100","626","-52","600","-20","247","100","574","-52","600","-20"
   1 "300","176","97","591","-2","600","-8","609","-2","239","97","609","-2","600","-8","591","-2","176","110","600","-48","304","239","110","600","-48"
   1 "300","176","164","602","-2","600","-56","666","0","600","56","602","2","178","132","666","0","309","9999":
   1 "300","176","116","602","-2","600","-56","668","0","600","56","602","2","301","178","80","1212","0","-
   1 "300","169","142","600","-28","170","142","600","-28","172","116","598","-2","599","0","598","2","303"
   1 "300","160","80","660","30","570","30","540","-30","630","-30","600","-30","570","30","600","30","134","106","656","28","600","4","600","-4","626","-26","604","2","600","-30","160","50","609","4.5","226","144","1144","-32","
   1 "300","160","70","612","0","600","48","180","118","600","-48","647","0","600","48","235","118","600","-48","616","0"
   1 "300","159","132","603","3","603","-3","597","3","600","-84","684","0","597","3","603","-3","597","-3"
   1 "300","128","130","609","-4","301","139","100","600","-12","602","2","598","-2","598","2","189","32","600","-12","602","2","598","-2","598","2","302","220","68","600","12","602","-2","598","2","598","-2"
   1 "300","124","135","600","-14","125","135","600","-14","309","9999":
   1 "300","120","80","728","0","597","3","603","-3","597","-3","184","80","600","72","597","-3","603","3","603","-3","128","80","712","56","9999":
   1 "3";"liquid":
   1 "3";"index of the glass is .."
   1 "3";"When light passes FROM air";
   1 "3";"TOTAL INTERNAL REFLECTION";
   1 "3";"TO eg.glass, refractive";
   1 "3";"Refractive index n = sin i";
   1 "3";"Object->"
   1 "3";"Deviation is least when ..":
   1 "3";"CONVERGING OR CONVEX LENS"
   1 "29";"EYE"
   1 "28";"EYE";
   1 "28";"Cold";
   1 "28";"12V";
   1 "28";"100"
   1 "27";A;"A";
   1 "27";"water":
   1 "27";"of";
   1 "27";"l=";
   1 "27";"flask";
   1 "27";"Time"
   1 "27";"J/g";
   1 "27";"Image";
   1 "27";"2260";
   1 "27";"  ":
   1 "27";"   ":
   1 "27";"     ";
   1 "27";"     ":
   1 "26";g;"g"
   1 "26";g*336
   1 "26";g*2260
   1 "26";g*2.1
   1 "26";"water";
   1 "26";"l=336";
   1 "26";"c=4.2";
   1 "26";"c=2.1";
   1 "26";"Vacuum";
   1 "26";"Steam"
   1 "26";"Pool";
   1 "26";"J/g";
   1 "26";"Air"
   1 "26";"10min";
   1 "26";"  ";
   1 "26";"    ";
   1 "255","168","600","-16","176","28","602","-2","600","-20","620","0","600","20","602","2","178","14","620","0","186","20","600","136","189","20","600","136"
   1 "25";"ice":
   1 "25";"Vapour"
   1 "25";"Ether"
   1 "25";"EYE";
   1 "249","72","544","56*
   1 "248","72","544","56*
   1 "244","95","1184","32","-
   1 "243","92","1182","32","-
   1 "240","102","550","0","186","102","597","0","600","16"
   1 "24";"sin r":
   1 "24";"Temp.
   1 "24";"   ";
   1 "234","52","610","3","606","0","600","-10","594","0","590","3","600","4"
   1 "232","87","600","12","532","22","576","-8"
   1 "232","120","536","-64","1210","-10","
   1 "232","104","612","0","598","-2","602","2","598","2","300","9999":
   1 "23";"vapour"
   1 "23";"spectrum";:
   1 "23";"mirrors";
   1 "23";"melting";
   1 "23";"in plane";
   1 "23";"boiling";
   1 "23";"WATER";
   1 "23";"The";
   1 "23";"Liquid";
   1 "23";"760 mmHg";
   1 "229","79","600","3","597","0","606","0","240","160","600","-64","598","2","602","-2","602","2","309","9999":
   1 "228","128","600","-88","1168","0","-
   1 "228","104","598","-2","602","-2","226","122","602","-2","598","-2","301","220","43","592","0","602","2","598","-2","602","-2","212","87","608","0","598","2","602","-2","598","-2","9999":
   1 "222","93","604","3","230","98","604","3","237","103","604","3"
   1 "22";"lenses"
   1 "22";"deviation";
   1 "22";"deviation":
   1 "22";"ICE";
   1 "22";"Action of";
   1 "22";"5.";
   1 "22";"   ";
   1 "218","96","600","6","598","-2","602","2","602","-2","218","88","600","-5","598","2","602","-2","602","2","200","81","604","0","208","81","604","0","216","81","604","0","9999":
   1 "218","85","630","0","601","-1","600","-5","599","-1","570","0","220","82","628","0"
   1 "218","72","600","20","198","82","1206","3","-
   1 "218","104","603","0","303","232","124","600","-8","598","2","602","-2","602","2","309","203","96","600","7","598","-2","602","2","602","-2","203","88","600","-6","598","2","602","-2","602","2","9999":
   1 "216","72","600","80","602","2","602","-2","600","-80"
   1 "216","152","568","-32","580","-40","604","0","172","80","604","0","180","80","604","0","9999":
   1 "216","134","600","10","221","134","595","10","595","-10","220","120","596","14","596","-14"
   1 "212","56","606","0","600","8","604","-4","600","-4","596","-4","600","8","594","0","9999":
   1 "210","18","600","20","598","-2","602","2","602","-2","195","110","600","8","640","0","600","30","598","-2","602","2","602","-2","309","9999":
   1 "21";"WATER";
   1 "21";"Vacuum";
   1 "21";"Reflection";
   1 "21";"Mercury";
   1 "209","148","608","-8","592","-8","309","126","136","666","0","600","1","534","0","9999":
   1 "208","132","600","-18","601","0","600","18","205","118","603","-3","601","0","603","3"
   1 "207","50","579","0","1200","-6","
   1 "207","100","603","0","600","-60","597","0","600","60"
   1 "204","83","1208","4","-
   1 "204","112","628","-56","207","114","628","-56","220","80","604","0","238","60","1206","0","
   1 "201","44","602","-2","600","-36","628","0","600","36","602","2","203","16","628","0"
   1 "200","32","600","88","1204","0","-
   1 "200","140","600","-8","1192","-8","-
   1 "2";"The speed of a ray of light     is reduced when it enters a     denser medium, and refractive   index is also defined as"
   1 "2";"The image formed (at I) by a    concave lens is always ..":
   1 "2";"As a result of refraction,      a stick SB partly immersed      in water appears to be bent.":
   1 "199","148","601","-16","615","0","601","16","583","0"
   1 "199","118","600","-10","614","0","600","10","586","0","203","130","600","-12","203","108","600","-36"
   1 "198","37","592","0","600","-4","608","0","600","8","608","0","206","45","592","0","600","40","608","0","206","89","592","0","600","8","592","0","600","-4","608","0"
   1 "198","100","588","0","602","2","598","-2","602","-2","208","100","612","0","598","2","602","-2","598","-2","9999":
   1 "196","117","602","-2","600","-4","576","-48","1204","-4","
   1 "196","108","602","-4","584","-40","1204","-4","
   1 "192","80","604","0","192","81","604","0","192","82","604","0"
   1 "192","32","638","76","1204","-1","-
   1 "192","32","600","88","1204","0","-
   1 "191","58","606","0","600","-48","621","0","600","20","593","0","600","64","580","0","600","-35"
   1 "191","165","481","-20","719","-20","191","148","481","-20","719","-20","301","192","166","600","-66"
   1 "190","114","608","4","1200","-4","-
   1 "190","100","607","0","600","7","593","0","600","-7","168","64","648","0","302","191","110","600","16","598","-2","602","2","602","-2","9999":
   1 "19";"80";
   1 "189","106","605","0","600","9","595","0","600","-9","176","140","610","0","190","140","609","0"
   1 "188","79","600","3","597","0","606","0","177","120","600","-24","598","2","602","-2","602","2","309","9999":
   1 "188","133","634","6","182","132","640","-6"
   1 "188","110","600","40","648","0","208","100","600","32","632","0"
   1 "186","32","1208","24","-
   1 "186","132","600","28","601","0","600","-28","186","160","456","-32","186","160","460","-50"
   1 "184","81","644","0","207","134","600","-15","207","108","600","-8","210","134","600","-15","210","108","600","-8","9999":
   1 "184","104","604","0","200","104","604","0","208","104","604","0","216","104","604","0"
   1 "182","160","610","0","600","-10","183","158","560","-20","189","151","562","-13","4","138","739","0","151","138","680","0"
   1 "182","120","602","-2","598","-2","182","144","602","-2","598","-2","301","39","152","624","0","309","9999":
   1 "180","90","612","0","598","2","602","-2","598","-2","309","9999":
   1 "180","40","620","0","204","40","620","0","200","80","604","0","200","81","604","0","200","82","604","0"
   1 "180","40","616","0","201","40","623","0","217","80","603","0","217","81","603","0","217","82","603","0"
   1 "180","40","612","0","196","40","628","0","9999":
   1 "180","124","602","-5","595","-2","70","112","603","0","601","-1","600","-3","9999":
   1 "18";"100";
   1 "179","131","602","-2","600","-1","598","-2","9999":
   1 "179","110","600","4","1196","4","
   1 "177","93","608","0","600","4","592","0","600","-64","608","0","600","4","592","0"
   1 "177","43","1270","68","
   1 "176","130","600","-10","603","3","597","-3","597","3","232","120","600","10","603","-3","597","3","597","-3","200","64","610","0","597","3","603","-3","597","-3","9999"
   1 "175","120","602","2","602","-2","598","2","600","-80","676","0","598","2","602","-2","598","-2"
   1 "173","147","602","0","600","-2","161","148","602","0","600","-2","134","125","602","0","600","-2","140","128","602","0","600","-2","9999":
   1 "172","55","1206","0","-
   1 "170","120","612","-32","1206","-6","
   1 "168","97","597","-16","654","0","597","16","598","2","556","0","598","-2"
   1 "168","167","1208","2","-
   1 "168","130","644","0","216","130","603","0","187","95","600","64","240","144","576","0","600","-80","240","147","573","0","600","-83"
   1 "168","128","602","2","602","-2","598","2","600","-88","672","0","598","2","602","-2","598","-2"
   1 "168","102","620","0","600","-40","602","0","9999":
   1 "167","80","600","-9","608","0","179","111","602","0","601","2","184","115","602","0","600","2","179","95","600","-2","602","0","187","91","600","-2","602","0","9999":
   1 "167","80","600","-31","602","-2","646","0","602","2","600","31"
   1 "167","114","504","22","167","142","504","-22","86","125","602","-2","598","-2","86","135","602","-2","598","-2","309","68","136","600","-17","67","136","600","-17","65","134","602","2","601","0","602","-2","9999":
   1 "163","127","603","-3","597","-3","157","142","600","-3","597","0","89","145","603","-3","597","-3","90","154","602","-2","598","-2","9999":
   1 "162","84","1248","0","
   1 "162","74","600","-8","597","3","603","-3","603","3","210","28","600","-8","597","3","603","-3","603","3","9999":
   1 "161","137","600","-6","161","104","600","6","9999":
   1 "161","132","1200","-24","
   1 "160","60","600","-4","592","0","600","-18","656","0","600","-4","212","34","600","4","615","0","600","10","227","52","600","4","538","0","600","4"
   1 "160","148","1189","0","
   1 "160","136","600","-20","587","0","600","-58","605","0","600","42","1218","4","-
   1 "16","144","1200","-28","
   1 "158","40","695","0","302","228","48","1203","12","-
   1 "158","154","600","-2","598","0","9999":
   1 "158","140","596","-12","601","-1","601","1","606","14","600","5","158","98","596","13","601","1","601","-1","606","-14","600","-5"
   1 "157","147","600","-2","603","0","158","139","598","-2","602","-2","157","130","597","0","600","-2","9999":
   1 "157","127","604","-3","163","122","604","-4","169","116","604","-3","175","111","604","-3","181","106","605","-4","198","108","605","0","596","4","146","113","602","2","597","2","9999":
   1 "157","104","616","22","157","104","622","22","167","122","602","0","601","-2","602","0","601","-2"
   1 "152","48","678","0","600","4","522","0","600","-4","207","44","554","0","600","-2","647","0":
   1 "152","145","548","-13","152","119","548","13"
   1 "152","136","504","0","152","120","504","0","301","55","120","600","-16","560","0","600","48","640","0","600","-16"
   1 "15";"solid ";
   1 "15";"N'";
   1 "148","162","620","-20","623","-46","624","-24"
   1 "148","160","600","-56","92","144","726","-28","599","3","601","-3","598","-2","122","132","600","5","601","0","600","-5","9999":
   1 "148","160","600","-56","174","124","1173","9","-
   1 "145","107","602","0","601","1","600","2","9999":
   1 "144","142","688","0","144","96","688","0"
   1 "143","138","580","-34","150","138","573","-34"
   1 "143","138","580","-10","152","138","600-38/1.1","-14/1.1"
   1 "140","142","602","-3","598","-2","140","134","602","-2","598","-2","140","127","602","-2","598","-3"
   1 "14";"and";
   1 "14","142","624","-24","620","0","781","35","14","118","624","24","620","0","781","-35"
   1 "14","114","600","22","642","0","600","-22","70","114","600","35","94","114","600","35","103","114","600","35","150","114","600","35","9999":
   1 "138","138","600","-10","139","138","600","-10","9999":
   1 "137","109","604","-1","600","3","109","107","604","1","601","0","600","-3","148","147","603","0","601","0","599","-4","9999":
   1 "136","140","602","2","602","-2","598","2","600","-14","138","118","600","-22","598","2","602","-2","602","2"
   1 "134","146","602","-2","598","-2","140","140","600","-3","597","-2","184","140","602","-2","598","-2","200","120","600","-3","597","-2","9999":
   1 "133","126","659","0","600","-59","168","80","660","70","176","72","652","78","157","150","634","-42","157","150","634","-54"
   1 "128","136","600","-4","596","0","124","130","604","0","600","-4","596","0","124","124","604","0","600","-8"
   1 "128","123","632","0","302","223","36","600","-32","237","36","600","-32"
   1 "127","158","600","-62","32","128","792","0","127","128","620","-30","127","128","550","30"
   1 "127","144","1212","-4","-
   1 "127","129","653","0","127","134","605","0","600","-5"
   1 "127","128","627","-27","128","128","627","-27"
   1 "127","103","600","48","79","151","648","-48","648","48","103","125","602","0","600","2","149","127","602","0","600","-2","114","116","1226","0","-
   1 "125","142","600","3","612","0","600","-3","597","3","597","-3","597","3","597","-3"
   1 "125","123","600","-3","612","0","600","3","597","-3","597","3","597","-3","597","3"
   1 "123","140","598","2","602","2","90","136","598","2","603","3","81","120","598","2","602","2","9999":
   1 "1204","0","-
   1 "1204","-4","-
   1 "120","142","1200","-24","
   1 "120","132","600","12","601","0","600","-12","120","144","636","0","680","-16"
   1 "12";"QUESTION";
   1 "1196","-4","
   1 "1192","4","
   1 "118","113","600","-2","602","0","111","119","600","-2","602","0","117","133","600","-2","598","0","114","129","600","-2","598","0","9999":
   1 "117","125","557","13","117","125","598","-2","558","13.3"
   1 "115","130","600","-9","602","0","600","9","598","0","115","135","600","9","602","0","600","-9","598","0"
   1 "112","98","664","0","600","48","536","0","600","-48"
   1 "110","139","602","-2","598","-2","140","154","602","-2","598","-2","140","124","602","-2","598","-2"
   1 "11";"REFRACTION";
   1 "109","101","618","27","618","-27"
   1 "108","142","629","0","600","-10","599","0","600","10"
   1 "108","101","618","27","636","27","127","128","636","27"
   1 "106","124","1200","17","
   1 "106","110","602","0","601","-1","600","-2","9999":
   1 "105","153","602","-2","598","-2","109","160","598","0","600","-3","100","148","600","-2","598","-1"
   1 "105","142","639","0","600","14","604","4","613","0","604","-4","600","-47","596","-4","587","0","596","4","600","14","561","0"
   1 "105","141","640","0","600","14","604","4","611","0","604","-4","600","-45","596","-4","589","0","596","4","600","14","560","0"
   1 "100","146","600","-2","598","0","140","111","600","-2","598","0","9999":
   1 "100","101","627","27","99","101","627","27","115","117","1211","-7","
   1 "10";"velocity in air  = v
   1 "10";"Interference";
   1 "10";"Diffraction";
   1 "10";"3.";
   1 "1";"surfaces";
   1 "1";"of light"
   1 "1";"instruments"
   1 "1";"at plane";
   1 "1";"Water";
   1 "1";"WATER";
   1 "1";"Typical";
   1 "1";"The small angle i is increased";
   1 "1";"The image formed by a convex    lens is VIRTUAL when the        object is .."
   1 "1";"The image formed by a convex    lens ..":
   1 "1";"Refraction";
   1 "1";"Optical";
   1 "1";"Nature";
   1 "1";"If the refractive index n of a  block of glass is ";n;" what is  the critical angle?"
   1 "1";"If angle i is greater than the  critical angle, the incident    light undergoes ..";
   1 "1";"DEVIATION OF LIGHT BY A PRISM";
   1 "1";"""O"" level";
   1 "0";o$;o$;o$;o$;o$;o$;
   1 "0";g;"g of water at 100
   1 "0";g;"g of ice at ";t;"
   1 "0";"what is the specific";
   1 "0";"well stirred.":
   1 "0";"water at 0
   1 "0";"vapour re-condenses.":
   1 "0";"vapour due to";
   1 "0";"vapour becomes";
   1 "0";"vacuum flask is";
   1 "0";"to the vapour state.":
   1 "0";"to ";g;"g of water at";
   1 "0";"to ";g;"g of steam at";
   1 "0";"to ";g;"g of ice";
   1 "0";"through the";
   1 "0";"through the liquid."
   1 "0";"the water ..";
   1 "0";"the vapour.":
   1 "0";"the rate of";
   1 "0";"the liquid have a lower";
   1 "0";"the ether ..?";
   1 "0";"the energy needed to";
   1 "0";"the bottom.":
   1 "0";"the boiling point.  ":
   1 "0";"taken in when";
   1 "0";"svp does not depend ";
   1 "0";"supply of heat";
   1 "0";"steam(l) = 2260 J/g";
   1 "0";"state, the rate of";
   1 "0";"some time, to reach";
   1 "0";"second tube.";
   1 "0";"saturation vapour";
   1 "0";"saturated.":
   1 "0";"running water.":
   1 "0";"rises, the svp of";
   1 "0";"remains at 80
   1 "0";"pressure (svp)":
   1 "0";"others return to it.":
   1 "0";"on volume.Any excess";
   1 "0";"of water= 4.2 J/g
   1 "0";"of the water has";
   1 "0";"of the water bath";
   1 "0";"of the liquid."
   1 "0";"of ice(l) = 336 J/g";
   1 "0";"of ice = 2.1 J/g
   1 "0";"of ether at room";
   1 "0";"napthalene";
   1 "0";"molecules left behind in";
   1 "0";"molecules leave the";
   1 "0";"minutes because";
   1 "0";"mercury in the";
   1 "0";"melts to form";
   1 "0";"mass x ..?"
   1 "0";"liquid is equal to";
   1 "0";"liquid in the sealed";
   1 "0";"latent heat of steam";
   1 "0";"latent heat is";
   1 "0";"latent heat into";
   1 "0";"l=2260 J/g":
   1 "0";"its surrounding.":
   1 "0";"is sealed. The flask";
   1 "0";"is one which is in";
   1 "0";"is now tilted.";
   1 "0";"is increased by";
   1 "0";"is held under cold";
   1 "0";"is called the";
   1 "0";"is above the";
   1 "0";"injected into a";
   1 "0";"increasing the surface";
   1 "0";"in the flask reduces";
   1 "0";"in the beaker at";
   1 "0";"in beaker = ";g;"g"
   1 "0";"in a small pool of water.";
   1 "0";"in a flask with";
   1 "0";"ice at 0
   1 "0";"heater coil, for";
   1 "0";"heat loss =";
   1 "0";"h mms.of mercury.";
   1 "0";"given by";
   1 "0";"from the liquid state";
   1 "0";"for several";
   1 "0";"fall in temperature of";
   1 "0";"eventually the";
   1 "0";"evaporation, and";
   1 "0";"ether at room";
   1 "0";"equilibrium with";
   1 "0";"energy is equal to";
   1 "0";"dropped to 70
   1 "0";"down the tube,";
   1 "0";"current of air over or";
   1 "0";"convert the water";
   1 "0";"contains ether and stands";
   1 "0";"container fills with";
   1 "0";"condenser C, and is";
   1 "0";"collected as water";
   1 "0";"capacity (c)";
   1 "0";"boiled using a";
   1 "0";"barometer tubes";
   1 "0";"barometer tube using";
   1 "0";"average kinetic energy";
   1 "0";"atmosphere.":
   1 "0";"at 100
   1 "0";"area, and by passing a";
   1 "0";"are in a water bath.";
   1 "0";"and this results in a";
   1 "0";"and the open tube";
   1 "0";"an open tube.":
   1 "0";"absorption of";
   1 "0";"a steady state.":
   1 "0";"a state of dynamic";
   1 "0";"a curved pipette."
   1 "0";"When the temperature";
   1 "0";"When light passes from air to a denser medium eg.glass,its speedis reduced and so a ray of lightchanges direction at the surfaceof the medium. This is called";
   1 "0";"We only consider rays close to  the principal axis, and only    thin lenses in order to obtain  a true point focus.":
   1 "0";"Water vapour passes";
   1 "0";"Water is boiled";
   1 "0";"Time = 10 mins.";
   1 "0";"This absorbed heat is";
   1 "0";"The water bath is";
   1 "0";"The water ..";
   1 "0";"The svp of water";
   1 "0";"The svp of the";
   1 "0";"The space above the";
   1 "0";"The slower moving";
   1 "0";"The rate of evaporation";
   1 "0";"The pressure exerted";
   1 "0";"The molecules near the";
   1 "0";"The lowered pressure";
   1 "0";"The heat is removed";
   1 "0";"The distance FC is called the   FOCAL LENGTH of the lens, where C is the .?. of the lens"
   1 "0";"The cooling";
   1 "0";"The barometer tube";
   1 "0";"TO FIND THE SPECIFIC";
   1 "0";"Specific latent heat";
   1 "0";"Specific heat";
   1 "0";"Sp. latent heat of";
   1 "0";"Sp. heat capacity(c)";
   1 "0";"Similarly";
   1 "0";"Refractive index ";n;" = 1/sin c ":
   1 "0";"Pd across heater=12V";
   1 "0";"Object";
   1 "0";"Now the two";
   1 "0";"Mass of water";
   1 "0";"LATENT HEAT OF STEAM";
   1 "0";"If B is at the bottom of the    water, then the distance OC is  the .?. of the water."
   1 "0";"From the experiment,";
   1 "0";"For a ray passing from air to   eg.glass, (sin i)/(sin r) is    called the .?. (of glass here)"
   1 "0";"First change";
   1 "0";"Eg:for water";
   1 "0";"Distilled water in a";
   1 "0";"Current = ";A;"A";
   1 "0";"CHANGE OF STATE FROM";
   1 "0";"At this steady";
   1 "0";"At this stage,";
   1 "0";"As the temperature";
   1 "0";"As a result of refraction, C is the image of ..";
   1 "0";"Angle BON' is called Angle of ..":
   1 "0";"Angle AON is called the angle of":
   1 "0";"An aluminium beaker";
   1 "0";"A small quantity";
   1 "0";"A saturated vapour";
   1 "0";"A little ether";
   1 "0";"A lens may be regarded as being made up of a number of prisms.",,,"As a result,when a beam of lightstrikes the lens, the rays are  bent inwards, the outer ones    being deviated more than the    inner ones."
   1 "0";"2. SNELL'S LAW:- When light        passes from one substance to    another the ratio of the sine   of the angle of incidence to    the sine of the angle of        refraction is a constant.":
   1 "0";" ml=";g;"x2260=";g*2260
   1 "0";" ml = ";g;"x336 = ";g*336
   1 "0";" WITH TEMPERATURE ":
   1 "0";" VARIATION OF svp ";
   1 "0";" TOTAL=";g*2.1
   1 "0";" TOTAL HEAT REQUIRED";
   1 "0";" TO CHANGE ";g;"g OF ICE";
   1 "0";" STEAM AT 100
   1 "0";" SATURATED VAPOURS ":
   1 "0";" Refractive index n =";
   1 "0";" RESULTS OF ";
   1 "0";" EXPERIMENT ";
   1 "0";" DEFINITION:- ";
   1 "0";" COOLING BY EVAPORATION ":
   1 "0";" AT ";t;"
   1 "0";" AND BOILING POINT ":
   1 "0";" (a continuous flow ";
   1 "0";" (12x";A;"x600)/";g;" ":
   1 "0";"  PRESSURE (svp)   ";
   1 "0";"  LIQUID TO VAPOUR  "
   1 "0";"   ml=VIt  so l=   ";
   1 "0";"   PRESSURE (svp)  ":
   1 "0";"    experiment)     "
   1 "0";"      +";g*420
   1 "0","63","855","0","600","-47","345","0","600","47","73","31","740","0","230","31","608","0","9999":
   1 ","621","0","210","44","1200","6","
   1 ","600","88"
   1 ","600","72","599","1","600","16","193","129","600","-16","599","-1","600","-72","1240","0","
   1 ","600","64","1207","9","-
   1 ","600","64","1192","8","
   1 ","600","4","1204","2","-
   1 ","600","-74","570","0","178","105","597","-3","603","-3","230","105","597","-3","603","-3","203","120","600","-45","184","86","640","0","309","9999"
   1 ","600","-7","1209","-8","
   1 ","600","-32","1189","0","
   1 ","592","4","192","80","603","0","228","112","603","0"
   1 ","562","-76"
   1 ","300","9999":
   1 ","239","72","1206","0","
   1 ","222","88","1207","1","-
   1 ","205","136","600","-16","598","2","602","-2","602","2","9999":
   1 ","199","44","600","6"
   1 ","1216","-4","-
   1 ","1212","4","-
   1 ","1212","-4","-
   1 ","1208","4","-
   1 ","1208","0","-
   1 ","1204","-4","-
   1 ","1203","-4","-
   1 ","1202","1","-
   1  to give top of image  ":
   1  then ";h;"cms    ";
   1  prism if";
   1  of the glass":
   1  of incidence = 
   1  of gas are collected";
   1  of emergence":
   1  is formed by looking in M
   1  is     ";
   1  cm.      ":
   1  at right";
   1  are superimposed   ":
   1  = distance between two fringesWavelength of the light 
   1  = (";ms;"/1000)x460x(";t;"-20) ":
   1  = ";ht;"/?";
   1  (velocity of wave =";
   1               p
   1                R
   1                                 z
   1                                 m
   1                                                                                                             O