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6 for Another 4 to End 4 3 A$="PHYSICS": 3 ;"LONGMAN SOFTWARE 3 ;"CONCAVE MIRROR"; 3 ;" " 3 +T,C;M$(N,T): 3 +T,C;" ": 3 +N,T)+M$(2 3 "DOUBLE WIDTH" 3 "DOUBLE HEIGHT" 3 to go on 3 1984 MERCURIAN PULP 3 SEARCHING AND LOADING 3 PLEASE WAIT " 2 q$="R")+(8 2 q$="I"),18 2 V=I*(R1+R2) 2 ;z$;z$;z$;z$;z$;z$ 2 ;"VIRTUAL,MAGNIFIED & ERECT 2 ;"VIRTUAL,DIMINISHED & ERECT 2 ;"REAL,MAGNIFIED & INVERTED 2 ;"REAL,DIMINISHED & INVERTED 2 ;"CONVEX LENS"; 2 ;"Any Object Distance"; 2 ;"AMMETER" 2 ;"AMMETER Reading 2 ;" R R1 R2 2 -l(ln)*1.5 2 the number: 2 V = ";v;"V 2 Use this to calculate R 2 TO SELECT 2 RESISTANCE: 2 REFLECTIONS IN PLANE MIRRORS 2 PULLEY SYSTEMS 2 PROGRAM READY - PRESS ANY KEY 2 PROGRAM OPTIONS 2 PARALLEL ELEMENTS 2 New Option 2 END OF PROGRAM 2 A NUMBER 2 >>> CURRENT >>> 2 1 = 1 + 1 +.."; 2 R = ";r;" 2 Press 1 y2=(X+Y)*16 1 w$=z$+"While each resistor reduces the current in its part of the circuit, the TOTAL RESISTANCE is less and the current increases."+z$ 1 w$=z$+"The Current - I - depends upon the ElectroMotive Force of the cell - V - and the resistance of the circuit - R."+z$ 1 w$=z$+"The CONVENTIONAL CURRENT flows the opposite way - positive (+) to negative (-)."+z$ 1 w$=z$+"If a second cell is joined IN SERIES it will increase the Potential Difference, but it will also increase the total resistance."+z$ 1 w$=z$+"An AMMETER measures the current."+z$ 1 w$=z$+"A second cell doubles the Potential Difference across the circuit. The current is now 3 Amps again."+Z$ 1 w$=z$+"A VOLTMETER measures the Potential Difference between two points."+z$ 1 w$=z$+" With a second lamp in the circuit the resistance is doubled and the current is halved."+z$ 1 sl=(x+y)*2 1 reflection 1 incidence 1 i=i+(a$="L")-(a$="K") 1 f=(-u*v)/(-u-v) 1 ew=(w*y)-(s*x): 1 c$="I=V/R": 1 a$-an)<.01 1 a$-(r2*r1)/(r2+r1))<.1 1 a$(q)>"9") 1 Y1=(X+Y)*16 1 WRONG AGAIN! HERE'S THE ANSWER. 1 W$=Z$+"The ELECTRON CURRENT flows from negative (-) to positive (+)."+z$ 1 W$=Z$+"Joining two cells IN PARALLEL does NOT increase the Potential Difference, but the total resistance is less."+z$ 1 W$=Z$+"If a second resistor, or any other element with a resistance, is joined IN SERIES then the total resistance increases."+z$ 1 W$=Z$+"Cells have an internal resistance. This must be included in any calculations."+z$ 1 Total Resistance 1 The image 1 TZXed by Andrew Barker 1 TRANSISTORS 1 SEMI-CONDUCTORS 1 S$(N),S(N): 1 REFLECTED RAY 1 PRODUCTS/CONTRACT BOOKS 1 PRODUCTS/CONTRACT BOOKS 1 PRESS [1],[2],[3] OR [4] 1 Original Release 1 No current can flow now. 1 Machine 1 MIRROR ANGLE 0 1 MECHANICAL ADVANTAGE 1 MACHINE e 1 M=(P*E/100 1 Longman Software 1 Light 1 LIGHT EXERCISE! 1 LIGHT c 1 L1,C1;" ": 1 L/E=";L;"/";EF;"=";M;" 1 It is ""N"" (NEGATIVE) material. 1 INCIDENT RAY 1 I = V/R =(3+3)/6 =1A 1 I = V/R = 3/5 =0.6A 1 I = V/R = 3/3 = 1 A 1 GOOD SHOT! LIKE ANOTHER GO? 1 F$(N,T)=" "+M$(2 1 Educational 1 END OF PROGRAM 1 EFFICIENCY 1 Correct - 1 Circuits 1 CONVEX: Magnifying Glass 1 CIRCUITS f 1 CIRCUIT TESTING 1 C$="V=I*R" 1 C$="R=V/I" 1 Angle of Reflection 1 Angle of Incidence 1 AN=AN+(A$="M")-(A$="N") 1 A$="CIRCUITS": 1 A$=" MACHINE ": 1 A$=" LIGHT ": 1 ;Z$;Z$;Z$;Z$;Z$; 1 ;Z$;Z$;Z$; 1 ;M;"/";P;"*100 =";E;"%" 1 ;;" ";q$;" = ";an;p$;" ": 1 ;"will travel through the air": 1 ;"will alter the Moments of"; 1 ;"which the stone is thrown." 1 ;"v -u ";v;" ";u;" ";u*v; 1 ;"turning force." 1 ;"to opposite ends." 1 ;"to land on the Castle 1 ;"this lever move?" 1 ;"then the stone 1 ;"the MOMENTS are"; 1 ;"the 'holes' and electrons move"; 1 ;"one way only. This is how they"; 1 ;"mirror affects" 1 ;"made from GERMANIUM or SILICON." 1 ;"leaving new holes behind them." 1 ;"is heavy"; 1 ;"have few free Electrons ( 1 ;"every type of"; 1 ;"equal. This is"; 1 ;"enough,": 1 ;"changes their conductivity." 1 ;"can flow across the junction." 1 ;"can convert AC current to DC." 1 ;"both angles of"; 1 ;"angle of the"; 1 ;"and move the light source."; 1 ;"and few 'positive holes' ( 1 ;"and a charge can again flow."; 1 ;"_ _ _ _ __ __ __" 1 ;"You can turn this mirror"; 1 ;"Which way will"; 1 ;"When no current flows via the"'" BASE, none can flow between" 1 ;"VOLTMETER Reading ";v;" V" 1 ;"VOLTMETER Reading 6 V." 1 ;"This is now a normal conductor."; 1 ;"This applies to"; 1 ;"They are poor conductors. They"; 1 ;"The transistor here is of the"'" 1 ;"The NEW CARTESIAN convention "'" is used here. With the object"'" to the LEFT of the lens, any" 1 ;"TESTING TIME" 1 ;"SEMI-CONDUCTORS are usually"; 1 ;"RESISTOR" 1 ;"R = ";r;" " 1 ;"R ";r1; 1 ;"R ";r1*r2; 1 ;"Object distance irrelevant."; 1 ;"Object beyond C"; 1 ;"Object beyond 2F"; 1 ;"Object between F and mirror"; 1 ;"Object between F and lens"; 1 ;"Object between C and F"; 1 ;"Object between 2F and F"; 1 ;"Movement can be"; 1 ;"MOMENT of FORCE="; 1 ;"Load Distance" 1 ;"It is the electrons that move-"; 1 ;"If the weight 1 ;"If the power supply is 1 ;"If the battery is connected"; 1 ;"INDIUM creates more 'holes'"; 1 ;"Force, and also the angle at"; 1 ;"FORCE * DISTANCE" 1 ;"Effort Distance"; 1 ;"Ef=M.A./V.R.*100"; 1 ;"EQUILIBRIUM. 1 ;"EMITTER"; 1 ;"DIODES allow current to flow "; 1 ;"Changing the lengths 1 ;"CONVEX MIRROR"; 1 ;"CONVEX LENS - Magnifying"; 1 ;"CONCAVE LENS"; 1 ;"COLLECTOR"; 1 ;"CLOCKWISE or"; 1 ;"Arsenic frees more electrons."; 1 ;"Adding certain impurities"; 1 ;"ANTI-CLOCKWISE." 1 ;"AMMETER Reading 3 Amps" 1 ;"AMMETER Reading 1 ;"A change in the"; 1 ;"<--u--> <----v---->" 1 ;"1 = 1 + 1 = ?"; 1 ;"1 = ";r2;" +"; 1 ;"1 - 1 = 1 + 1 = ";u;" + ";v;" = ";u+v 1 ;" R 2 2 1 1 ;" Parallel Ray" 1 ;" MAGNIFIED and INVERTED. " 1 ;" DIMINISHED and ERECT." 1 ;" Converging (CONVEX) lens."; 1 ;" Centre Ray ": 1 ;" ";q$;" = ";an;p$;" ": 1 ;" Diverging (CONCAVE) lens."; 1 : ray onto mirror" 1 : ray from mirror" 1 : line at 90 1 4 END OF THE PROGRAM 1 3 RAY DIAGRAMS 1 2 REFLECTION 1 1 - 1 = 1 1 ,c;o$(ln,t): 1 ,'holes' and electrons"; 1 +T,C;F$(F,T): 1 );M$(N,T): 1 );" ";ma;" 1 );" ";Mi;" 1 );" ";MI;" 1 (a$(q)<"0" 1 (FL,FC)=186 1 ((M/P)*100 1 (((r2*r1)/(r2+r1))*10 1 #Physics (Longman Software) - Side B 1 "Circuits" 1 "CIRCUITS" 1 ",""," _"," 1 ""P"" material 1 ""N"" material 1 " measurements to the LEFT are"'" negative; any to the right"'" are positive." 1 " COLLECTOR & EMITTER,but a small"'" current from the BASE causes a "'" much larger current to flow"'" across the transistor." 1 you think it 1 v u f 1 types work in the"'" same way,but the current flows"'" in the opposite directions." 1 type."''" The 1 to watch it work Press 1 to surface" 1 to start work 1 to select 1 to go on 1 to end the section 1 the value of f. Answer to 1 decimal place: 1 the value for ";q$;" 1 the reflected 1 the Velocity Ratio: 1 the Mechanical Advantage. Answer to 1 decimal place: 1 the Efficiency. Answer as whole percentage: 1 ray at the 1 new Option 1 new Option 1 is on target. 1 is made from"; 1 is equal to 1 is REAL, "; 1 for the mirror,"; 1 for the light." 1 for the Exercises or 1 for next lens 1 for new choice 1 for a new Option. 1 f = ";f;" 1 are in the same"'" plane and 1 a number 1 Y=";Y;" 1 X=";X;" 1 Would you like to have a shot? Press 1 What is the total resistance ? 1 WRONG AGAIN! LOOK AND SEE 1 W=";W;Z$( 1 VERY GOOD. LIKE ANOTHER ? 1 VELOCITY RATIO 1 V=3 volts 1 Use the equation I=V/R 1 Use ";c$;" to calculate. 1 Type ";t;" 1 Try to point 1 Try again - 1 The image is VIRTUAL "; 1 THE STONE OUTWEIGHS THE BALLAST 1 THE LEVER AT WORK 1 SERIES ELEMENTS 1 SEMI-CONDUCTORS 1 S=";S;Z$( 1 Return to Main Options 1 RESISTOR 2 = ";R2;" 1 RESISTOR 1 = ";R1;" 1 RESISTANCE: TEST 1 1 RESISTANCE 1 RESISTANCE 1 RAY DIAGRAMS - OPTIONS 1 R=1 ohms 1 R = R1+R2+... 1 Principal Focus 1 Principal "; 1 Pass on to Parallel Elements 1 PROGRAM READY - PRESS ANY KEY ": 1 PRODUCTS/CONTRACT BOOKS 1 PLEASE STOP THE TAPE AND WAIT ": 1 Object Distance u = ";u;" 1 NOTE THE MOIRE FRINGES !!" 1 MISSED. LIKE TO TRY AGAIN? 1 MASS OF STONE?(1 to 10) 1 MACHINE G 1 Like to test your resistance? Press 1 LIGHT EXERCISE 1 In Balance 1 Image Distance v = ";v;" 1 I = ";i;"A 1 Hold down 1 Focal Length f = 1 END OF PROGRAM 1 EFFICIENCY 1 E.M.F. of cell 1 DISTANCE Y ?(3 to 6) 1 DISTANCE X ?(3 to 6) 1 Current 1 Clockwise or 1 Circuit Test 1 CONVEX LENS: Near Object 1 CONVEX LENS: Far Object 1 CONVENTIONS AND TERMS 1 CONCAVE MIRROR: Magnifying 1 CONCAVE MIRROR: Far Object 1 CONCAVE LENS 1 CIRCUITS 1 ANOTHER OPTION ? 1 = CENTRE OF CURVATURE": 1 = ";x;" "; 1 = ";l;" "; 1 <<< CURRENT <<< 1 1 = 1 + 1 = 1"; 1 *100 =...% "; 1 ";P;" ROPES 1 "''" CONVEX MIRROR 1 "''" CONCAVE MIRROR:Near Object 1 ""P"" (POSITIVE) material. 1 What does the Ammeter read? 1 VERY GOOD. LIKE ANOTHER? 1 That's near enough. Another ? 1 STOP THE TAPE - PLEASE WAIT ": 1 PULLEYS 1 PLEASE STOP THE TAPE AND WAIT 1 MASS OF WEIGHT?(1 to 20) 1 LEVERS 1 I = ";i;"A 1 Exercises 1 END OF PROGRAM 1 Anti-clockwise or 1 Another Option ? 1 ANOTHER OPTION ? 1 ONE MOMENT PLEASE 1 Must try harder! Another ? 1 CELL ": 1 = ";L; 1 = ";EF; 1 "; 1 W" 1 A 1 " 1