ZXTape! 0Created with Ramsoft MakeTZXqdirections 8x=7:y=6:z=0:y:y:z::1200 g64999:x=7:y=6:z=0:y:y:z::5,3;"Please leave tape running" "UDG"65000,536 G:f$=" STOP THE TAPE ":v=12 :m=8:f=980:910 !2,0;"":1000  500 ( 5 B21,0;" ";x;" Press any key to continue ";y;" " ""510 =""520   i$ *k$="":f=i$ 4f=0800  > n=1f Hi$(n)=32 860\ R k$=k$+i$(n) \n f  f=990  v,m;""; 23729\,v n=1̱f$ f 23728\,m:65000 m=m+1:n  1;f$(n);: %1;5;1;f$(n);: 2;f$(n);: 3;6;f$(n);: )2;"PHYSICS EXAMINATION PRACTICE"  11 ;2;"AND TESTS"  'v=4:m=11 :f$=" PHYSICS "  f=985  910 R8,6;2;"EXAMINATION PRACTICE";6;"" ?11 ,11 ;2;"AND TESTS";11 ;"" @18,8;"SPHERE SOFTWARE";8;"" 82,3;3;"" n=313 2n,3;3;"";n,28;3;""  <n:14,3;3;""  500  (#f$="  CELTIC REVISION SOFTWARE " 2v=3:m=2 < 900 F?:::"Text by E.J. Perkins,B.Sc.(Hons)M.Ed.(Wales),F.B.I.M." P7:"Programme by M.G. Fincher, B.Sc (Hons) Elec. Eng." Zp15,2;"A Software product from the"::9 ;"Publishers of"::6;"CELTIC REVISION AIDS" d 500: xBf$="INSTRUCTIONS":v=0:m=10 :f=995:910 ::"The physics revision and testtape is arranged as ten separately loadable programmes. The first of these programmes (which you are running now) gives all the details relevantto the tape." :"On side one of the tapethe programmes ""directions"",""section 1"", ""section 2"", ""section 3"" and ""section 4"" are recorded." j:"Side two contains ""section 5"",""section 6"", ""section 7"", ""section 8"" and ""tests""."  500: -;3;6;"INSTRUCTIONS CONTINUED" r:"Each programme can be loaded independently in the normal wayby loading the programme names given above." :"Additionally, at the end of eachprogramme, the next programme on the index can be loaded automatically if required." z:"An index of the programmes is given on the next display page. Operating instructions follow the programme index."  500: *2;" Programme Index and Content" E:"Sections 1-Mechanics and &2-Properties of Matter" :"Section 3-Heat" :"Section 4-Light" :"Section 5-Sound" :"Section 6-Electricity" ">:"Section 7-Electricity continued and Magnetism" #D:"Section 8-Atomic Structure and Nuclear Physics" ,$:"Tests -20 sample questions" 6 500: @M. G. Fincher T 1000 h rx;"OPERATING INSTRUCTIONS": |"Each question contains five possible answers. To select the correct answer press a,b,c,d or e(as appropriate) then ENTER." @"Errors can be erased by pressingDELETE (caps shift and 0).": "Following the selection of the correct answer you can move to the next question by pressing SPACE, or run the sample answer by pressing ENTER." T:"If the selected answer is wrong the sample answer is displayedautomatically."  500: )x;"OPERATING INSTRUCTIONS CONTINUED": r"After a sample answer display press SPACE for the next question or ENTER to rerun the same question." ̚:"At the end of each programme press ""n"" to load the next programme, press ""r"" to rerun the same programme or press ""b"" to goto BASIC." ֹ:"At all points in the programmes where a user response is needed you will be prompted with the appropriate options. Therefore, it is NOT necessary to memorise these instructions."  500 #:h$,l$:"directions","section 1"  9f$="End of "+h$:v=3:m=((32 -f$)/2) & 900 0U10 ,0;x;"Press n then ENTER";y;" to auto-load programme ";2;l$ ::::x;"Press r then ENTER";y;" to rerun thisprogramme" D1::x;"Press b then ENTER";y;" to goto BASIC" N 800  X"k$="n"k$="r"k$="b"2000 b721,0;x;"Undefined key please re-select" l 1870N k$="n"21004 k$="r"5 L:5,2;"RETURNING TO BASIC DESTROYS";8;"THIS PROGRAMME" E::x;"Press y to return to BASIC"''"Press any other key to abort" 0:i$= i$="y"i$="Y"  1800 4/:f$=" START THE TAPE ":v=5:m=8 > 900 H::l$ xyzvmf F INSTRUCTIONSAUDG K\y 8x8͞ x<͞  ~%~%|Xg~ w$<<8$((!{\6X#6V+^!w#~!VUw+!~#~+w#w<$< "A      $$ff"A$|x0H x< << 8$> ~ (X~H$<` 2LL2  $$ff"A>F <`~88 0H x>F n=1f Hi$(n)=32 860\ R k$=k$+i$(n) \n f  f=990  v,m;""; 23729\,v n=1̱f$ f 23728\,m:65000 m=m+1:n  1;f$(n);: %1;5;1;f$(n);: 2;f$(n);: 5;f$(n);:  250  100d ?21,0;x;"Please select your answer";y;" "  800  ~0k$="a"k$="b"k$="c"k$="d"k$="e"1180 ?21,0;x;"Undefined Key ?";y;" Please try again"  1050 k$w$1280 w$="a"a=5 w$="b"b=5 w$="c"c=5 w$="d"d=5 w$="e"e=5  100d =f$="CORRECT":f=995:v=0:m=25:910 B20,0;"Use ";x;"ENTER";y;" for answer explanation" B21,0;"Use ";x;"SPACE";y;" for the next question "  350^ =13 1300 =32 C20,0;x;"Wrong-Correct answer is ";w$;" ";:" "  I21,0;x;"Answer explanation follows";:" ":350^  s (B20,0;"Use ";x;"ENTER";y;" to rerun this question" 2B21,0;"Use ";x;"SPACE";y;" for the next question " Z=32 d=13 1000 n 1320( x:q=0::250  h$,l$,qty  70F :f$=h$:v=3:m=((32 -f$)/2):900 -:::7;2;"Programme Content"  2010 !f$=" CELTIC REVISION SOFTWARE" v=18:m=3  900  500: k=1qty  750:65195,0  400  1000 k  9f$="End of "+h$:v=3:m=((32 -f$)/2) " 900 ,U10 ,0;x;"Press n then ENTER";y;" to auto-load programme ";2;l$ 6:::x;"Press r then ENTER";y;" to rerun thisprogramme" @1::x;"Press b then ENTER";y;" to goto BASIC" J 800  T"k$="n"k$="r"k$="b"1700 ^721,0;x;"Undefined key please re-select" h 1610J k$="n"1800 k$="r"5 L:5,2;"RETURNING TO BASIC DESTROYS";8;"THIS PROGRAMME" E::x;"Press y to return to BASIC"''"Press any other key to abort" 0:i$= i$="y"i$="Y"  1550 /:f$=" START THE TAPE ":v=5:m=8  900 :: l$ ""Section 1","section 2",13 F8,4;"Mechanics and Properties"''11 ;"of Matter": "Force is:" 2600(  *2500 ,"","","","","","c",3250 (65195,1::a;"a) The motion of a body in a straight line so that it moves equal distances in equal intervals of time" 2Eb;"b) The force producing in a massof 1kg an acceleration of 1ms" (239,502:-10 ,-4 H!1;16,29;"" R.f$="Calculate R and ":700:500 \l9 ,0;"By Pythagoras' theorem"''"500=100+R"'" R=500-100"'" =100(25-1)"'" R=10024" fM:"Velocity=490mph"'5;"100"'"Sin= =0.2 =1132'"'5;"500"  "A bullet of mass 0.008kg leaves a gun with a velocity of 110metres per second. It comes to rest in the target in 0.1 seconds. If the bullet travels with constant velocity, the force on the target is:"  C5000,"0.44N","0.88N","4.40N","8.80N","2.20N","d",5030 Q"Momentum = mass x velocity",10 ;"= 0.008x110",10 ;"= 0.88kg m s"  :"Force is the momentum change persecond"'9 ;"F=ma" K'"Deceleration, or the rate at which momentum is lost in the target" N12 ;"0.88",10 ;"= ",12 ;"0.1"''10 ;"=8.8kg m s"  " Force on target = 8.8N"  |8"In the Daniell cell, the energy change occurring is:"  5500|,"Chemical energy to electricity","Light energy to electricity","Potential energy to kinetic energy","Chemical energy to heat","Heat energy to mechanical energy","a",5530 1"In the Daniell cell, there is:"'"A copper positive pole (the copper container)"''"A zinc negative pole(a zinc rod)"''"An electrolyte of dilute sulphuric acid in a porous pot"''"A depolarizer of copper sulphatesolution in the copper container"''"The porous pot keeps the two liquids apart" |"When used"'"Zinc is changed to zinc sulphate"'" Zn+HSO ZnSO+H"'"And copper is deposited"'" H+CuSO HSO+Cu"  @"The energy occurring in the coiled spring of a watch is:"  5600,"Chemical energy to electricity","Light energy to electricity","Potential energy to kinetic energy","Chemical energy to heat","Heat energy to mechanical energy","c",5630 $"When the watch is wound up, kinetic energy is stored in the watch spring as potential energy."''"As the spring unwinds, this potential energy is released as kinetic energy causing the balance wheel to oscillate, the gears to rotate and the hands tomove around the dial."  pG"800kg of metal are lifted a height of 40m."''"The work done is:" z616,22;"[g=10ms]";6,0;"": `6000p,"80 joules","500 joules","8000 joules","320 joules","320,000 joules","e",6030 \"Work done=force x distance moved",9 ;"= 800 x 10 x 40"',9 ;"= 320,000 joules"  d"The cable holding an inn sign ispulled by a horizontal rope so that the cable makes an angle of60 with the vertical. If the sign has a mass of 10 kg, the tension in the cable is:" i120x,80P:0,5:1;0,5:0,5:1;0,5:0,5:40(,-31:480,0:1;-480,-22:0,22 l#1;11 ,15;"60" n9 ,17;"cable";12 ,24;"rope";15,18;"sign";18,22;"[g=10ms]";10 ,0;"": x=6500d,"100N","200N","150N","23N","230N","b",6530 "If three forces acting at a point are in equilibrium, they can be represented in size and direction by the three sides of a triangle. ( The directions in which the forces act are indicated by arrow heads which must 'follow each other around')" "The three forces are:","the weight of the sign acting verticaly downwards","the tension in the cable acting at 60 to the vertical","the tension in the rope acting horizontally" Lf$="Represent the forces diagramatically":700:500  8,144:0,5:8,152:0,5:8,160:0,5:40(,-31:480,0:480,112p:0,22 N136,167:0,-546:88X,0:-88X,546 3,2;"";2,4;"Tc":6,10 ;"H":3,13 ;"100N";3,18;"":3,23;"Tc" j8,152:9 ,6:136,152:12 ,8:0,23;"'s =60" Ҧ30,143:0,6:6,0:64@,139:5,-5:-5,-5:43+,127:5,-5:5,5 ܩ131,135:5,-5:5,5:170,118v:5,-5:-5,-5:176,137:0,5:6,0 08,4;"100N":8,23;"H" ;:"The three"," Forces as the"'" forces"," sides of a " :"In the triangle" Q9 ;"100 1 100"'"cos 60= = Tc=200"'9 ;"Tc 2 Tc" :"Tension in cable = 200N"  X:8,144:0,5:1;0,5:0,5:1;0,5:0,5:40(,-31:480,0:1;-480,-22:0,22 xyzqabcdet vmf uedsA100NB200NC150ND23NE230NWbIrKrH Section 1L section 2F CELTIC REVISION SOFTWAREUDG K\y 8x8͞ x<͞  ~%~%|Xg~ w$<<8$((!{\6X#6V+^!w#~!VUw+!~#~+w#w<$< "A      $$ff"A$|x0H x< << 8$> ~ (X~H$<` 2LL2  $$ff"A>F <`~88 0H x>F n=1f Hi$(n)=32 860\ R k$=k$+i$(n) \n f  f=990  v,m;""; 23729\,v n=1̱f$ f 23728\,m:65000 m=m+1:n  1;f$(n);: %1;5;1;f$(n);: 2;f$(n);: 5;f$(n);:  250  100d ?21,0;x;"Please select your answer";y;" "  800  ~0k$="a"k$="b"k$="c"k$="d"k$="e"1180 ?21,0;x;"Undefined Key ?";y;" Please try again"  1050 k$w$1280 w$="a"a=5 w$="b"b=5 w$="c"c=5 w$="d"d=5 w$="e"e=5  100d =f$="CORRECT":f=995:v=0:m=25:910 B20,0;"Use ";x;"ENTER";y;" for answer explanation" B21,0;"Use ";x;"SPACE";y;" for the next question "  350^ =13 1300 =32 C20,0;x;"Wrong-Correct answer is ";w$;" ";:" "  I21,0;x;"Answer explanation follows";:" ":350^  s (B20,0;"Use ";x;"ENTER";y;" to rerun this question" 2B21,0;"Use ";x;"SPACE";y;" for the next question " Z=32 d=13 1000 n 1320( x:q=0::250  h$,l$,qty  70F :f$=h$:v=3:m=((32 -f$)/2):900 -:::7;2;"Programme Content"  2010 !f$=" CELTIC REVISION SOFTWARE" v=18:m=3  900  500: k=1qty  750:65195,0  400  1000 k  9f$="End of "+h$:v=3:m=((32 -f$)/2) " 900 ,U10 ,0;x;"Press n then ENTER";y;" to auto-load programme ";2;l$ 6:::x;"Press r then ENTER";y;" to rerun thisprogramme" @1::x;"Press b then ENTER";y;" to goto BASIC" J 800  T"k$="n"k$="r"k$="b"1700 ^721,0;x;"Undefined key please re-select" h 1610J k$="n"1800 k$="r"5 L:5,2;"RETURNING TO BASIC DESTROYS";8;"THIS PROGRAMME" E::x;"Press y to return to BASIC"''"Press any other key to abort" 0:i$= i$="y"i$="Y"  1550 /:f$=" START THE TAPE ":v=5:m=8  900 :: l$ ""Section 2","section 3",11 Q8,4;"Mechanics and Properties"''6;"of Matter (continued)": E65195,1:"Moment of force about a point is":2511  0770::a;"a) The ratio, load effort" Є:b;"b) The product of the force andthe perpendicular distance from the point to the line of action of the force (newton metre)" b:c;"c) Two equal and parallel forces acting in the opposite directions upon a body" H:d;"d) The ratio, distance moved byeffort distance moved by load" 4:e;"e) The ratio, work obtained work put in"  *2500 ,"","","","","","b",2530 "The moment of a force about a"'"point is the product of the"'"force and the perpendicular"'"distance from the point to the line of action of the force"'"(newton metre)." ' :65195,1:"A couple consists of:":2511  *3000 ,"","","","","","c",3030 k"A couple consists of two equal and parallel forces acting in the opposite directions upon a body."  =65195,1:"Mechanical advantage is:":2511  *3500 ,"","","","","","a",3525 "Mechanical advantage is" =::12 ;"load"'"the ratio, "'11 ;"effort"  "A system of pulleys in two blocks (one fixed) has a velocity ratio of 8, and an effort of 24 newtons lifts a load of 96 newtons."'"The efficiency of the machine is"  :4000,"20%","40%","80%","50%","200%","d",4030 S"Mechanical advantage"''" load 96"'" = = = 4"'" effort 24" :"Velocity ratio = 8" l:"Efficiency"''" M.A. 4"'" = x 100 = x 100"'" V.R. 8"''16;"= 50%"  T"A metal cube of edge 0.01m has amass of 0.012kg."''"The density of the metal is:"  770: O4500,"12,000kgm","4kgm","120kgm","0.6kgm","0.06kgm","a",4530 ,750:"Density = mass of unit volume" C3,14;"mass"'" Density = "'13 ;"volume" ='13 ;"0.012"'11 ;"= "'13 ;"(0.01)" '770:'11 ;"= 12,000 kgm"  "A density bottle weighs 35g whenempty, 60g when filled with saltsolution and 55g when filled with water. "'"The relative density of the saltsolution is:"  >5000,"0.58","0.80","1.10","1.71","1.25","e",5030 "Relative density (R.D.)"''" mass of substance"'" = "'" mass of an equal vol of water" ::"Mass of empty bottle = 35g"''"Mass of bottle + salt soln = 60g"'"Mass of bottle + water = 55g"''"Mass of salt soln = 60-35 = 25g"'"Mass of water = 55-35 = 20g"'''21;"25"'"R.D. of salt soln = = 1.25"'21;"20"  |O65195,1:"The centre of gravity of a body is:":5520  z:a;"a) Pressure at a given temp.exerted by the saturated vapour in equilibrium with its liquid in a closed space" Hb;"b) A force which acts at right angles (normally) over unit area" cc;"c) The temp. to which air must be cooled to become saturated by the moisture present" d;"d) The force acting at right angles to an imaginary line onemetre long drawn on the surfaceof a liquid or a stretched skin" Ce;"e) The point at which the body's weight appears to act"  *5500|,"","","","","","e",5610 _"The centre of gravity of a body is the point at which the weightof the body appears to act."  pB65195,1:"Saturated vapour pressure is:":5520 z *6000p,"","","","","","a",6030 "Saturated vapour pressure is thepressure at a given temperature exerted by the saturated vapour which is in equilibrium with itsliquid in a closed space."  d865195,1:"Surface tension is:":5520 n x*6500d,"","","","","","d",6530 "Surface tension is the force, measured in newtons, acting at right angles to an imaginary line one metre long drawn on the surface of a liquid or a stretched skin."  X265195,1:"Dew point is:":5520 b l*7000X,"","","","","","c",7030v vu"Dew point is the temperature to which air must be cooled for it to become saturated by the moisture present."  L"The volume of a given mass of gas at 24C and pressure 792mm of mercury is 570cm."''"The volume of the same gas at STP is:" V `M7500L,"52 cm","6757 cm","546 cm","503 cm","646 cm","c",7530j j"Boyles Law: The volume(V) of a given mass of gas is inversely proportional to the pressure(P) exerted upon it, the temperatureremaining constant." t:"Charles Law: The volume(V) of a fixed mass of gas at constant pressure expands by 1/273 of its volume at 0C per kelvin rise in temperature." ~R:"The two laws together give the gas equation"''"PV=RT where R is a constant" 3f$="Apply the gas equation":700:500 5:"At standard temperature and pressure (STP)" (:"T = 0C = 273K"'"P = 760mm mercury" ZH:"P=760mm","P=792mm"'"T=273K","T=273+24=297K"'"V= ?","V=570cm" d@:" 760xV = 792x570"'" "'" 273 297" nR14,11 ;"792x570x273"'6;"V = "'13 ;"760x297" x9f$="Divide top and bottom by 190":700:500 &104h,44,:24,0 &120x,60<:24,0 /13 ,17;"3";17,13 ;"4" 7f$="Divide top and bottom by 3":700:500 &136,44,:24,0 &152,60<:24,0 113 ,20;"91";17,17;"99" %f$="Simplify":700:500 U14,11 ;"792x3x91 "'6;"V = "'13 ;"4x99 " A13 ,11 ;" ";17,13 ;" " 8f$="Divide top and bottom by 11":700:500 &120x,44,:16,0 %88X,60<:24,0 013 ,11 ;"72";17,15;"9" %f$="Simplify":700:500 L14,11 ;"72x3x91 "'6;"V = "'13 ;"36 " "A13 ,11 ;" ";17,13 ;" " ,8f$="Divide top and bottom by 36":700:500 6&104h,44,:16,0 @%88X,60<:16,0 J13 ,11 ;"2" T%f$="Simplify":700:500 ^A13 ,11 ;" ";17,13 ;" " hR14,11 ;"792x570x273"'6;"V = "'13 ;"760x297" r'" = 546 cm"  xyzqabcdeH Section 2L section 3t vm f F CELTIC REVISION SOFTWAREUDG +,K\y 8x8͞ x<͞  ~%~%|Xg~ w$<<8$((!{\6X#6V+^!w#~!VUw+!~#~+w#w<$< "A      $$ff"A$|x0H x< << 8$> ~ (X~H$<` 2LL2  $$ff"A>F <`~88 0H x>F n=1f Hi$(n)=32 860\ R k$=k$+i$(n) \n f  f=990  v,m;""; 23729\,v n=1̱f$ f 23728\,m:65000 m=m+1:n  1;f$(n);: %1;5;1;f$(n);: 2;f$(n);: 5;f$(n);:  250  100d ?21,0;x;"Please select your answer";y;" "  800  ~0k$="a"k$="b"k$="c"k$="d"k$="e"1180 ?21,0;x;"Undefined Key ?";y;" Please try again"  1050 k$w$1280 w$="a"a=5 w$="b"b=5 w$="c"c=5 w$="d"d=5 w$="e"e=5  100d =f$="CORRECT":f=995:v=0:m=25:910 B20,0;"Use ";x;"ENTER";y;" for answer explanation" B21,0;"Use ";x;"SPACE";y;" for the next question "  350^ =13 1300 =32 C20,0;x;"Wrong-Correct answer is ";w$;" ";:" "  I21,0;x;"Answer explanation follows";:" ":350^  s (B20,0;"Use ";x;"ENTER";y;" to rerun this question" 2B21,0;"Use ";x;"SPACE";y;" for the next question " Z=32 d=13 1000 n 1320( x:q=0::250  h$,l$,qty  70F :f$=h$:v=3:m=((32 -f$)/2):900 -:::7;2;"Programme Content"  2010 !f$=" CELTIC REVISION SOFTWARE" v=18:m=3  900  500: k=1qty  750:65195,0  400  1000 k  9f$="End of "+h$:v=3:m=((32 -f$)/2) " 900 ,U10 ,0;x;"Press n then ENTER";y;" to auto-load programme ";2;l$ 6:::x;"Press r then ENTER";y;" to rerun thisprogramme" @1::x;"Press b then ENTER";y;" to goto BASIC" J 800  T"k$="n"k$="r"k$="b"1700 ^721,0;x;"Undefined key please re-select" h 1610J k$="n"1800 k$="r"5 L:5,2;"RETURNING TO BASIC DESTROYS";8;"THIS PROGRAMME" E::x;"Press y to return to BASIC"''"Press any other key to abort" 0:i$= i$="y"i$="Y"  1550 /:f$=" START THE TAPE ":v=5:m=8  900 :: l$ !"Section 3","section 4",8 8,13 ;"Heat": #"Heat travels through copper by:"  U2500 ,"conduction","melting","convection","boiling","radiation","a",2530 "The conduction of heat is the transference of heat through a material from one point to another at a lower temperature without any movement of material. Energy is passed on toneighbouring atoms and not carried by moving atoms or molecules." +"Liquids, gases and non metallic solids are usually poor conductors of heat."'"In metals, the energy is carried by electrons moving through the lattice and colliding with atoms. This makes metals like copper good conductors of heat (and also of electricity.)"  $"Heat travels through a vacuum by"  U3000 ,"conduction","melting","convection","boiling","radiation","e",3030 ֖"Radiant energy consists of invisible electromagnetic waves which can pass through a vacuum.Heat travels from the sun to theearth in this way." "When the energy waves fall on anobject, they are partly"'"reflected and partly absorbed. The energy which is absorbed causes an increase in the vibrational energy of the material, it is converted directly into heat."  ""Heat travels through water by:"  U3500 ,"conduction","melting","convection","boiling","radiation","c",3530 "Convection is the process inwhich heat is transferred through a fluid by movement of the fluid. The warm gas or liquid expands and rises throughthe surrounding cooler fluid.Its place is taken by coolermaterial and cyclic convection currents are set up."  ["A steel metre rule is calibratedat 12C. The linear expansivity of steel is 0.000012K." "The rule is used to measure the length of a piece of wood at92C."'"If the rule indicates a length of 80cm, the true length of the piece of wood is:"  R4000,"79.923cm","80.077cm","80.977cm","79.023cm","80.923cm","b",4040 Ȓ"The linear expansivity of a solid is the increase in length per unit length of the solidwhen its temperature rises by one degree." ҁ:"Linear expansivity"''6;"increase in length"'" = "'3;"original lengthxtemp. change" 0f$="Apply the formula":700:500: ܆"Let length indicated by rule at 12C = y cm"''"Rise in temp. = 80C"''"Increase in length=yx80x0.000012"''18;"=0.00096xy cm" \'"Length indicated at 12C=Length indicated at 92C + increase dueto the ruler expansion." {'"Length at 92C= (y-0.00096xy)cm"''8;" 80 = 0.99904xy cm"''" 80"'"y = = 80.077cm"'" 0.99904"  "A brass flask, when comletely full, contains 40cm of a liquidat 15C. When heated to 69C, 0.9cm of liquid flows out of the flask."'"The linear expansivity of brass is 0.000018 per degree C."''"The absolute (true) expansivity of the liquid is:"  4500,"0.000472 per deg C","0.000540 per deg C","0.000426 per deg C","0.000480 per deg C","0.000471 per deg C","e",4530 n"Cubic expansivity"''" increase in volume"'"= "'" original vol x temp change" :"= 3 x linear expansivity"''"Cubic expansivity is the increase in unit volume when the temperature rises by one degree C." Ɖ:"The absolute expansivity of a liquid is the increase in unit volume of the liquid when the temperature rises by one degree C. "  500: к"The apparent expansivity of a liquid is the increase in unit volume of the liquid in excess of the expansion of the container, when the temperature rises by one degree C." ''''"Absolute expansivity of liquid" c'" apparent cubic"'"= expansivity + expansivity"'" of liquid of container" Zf$=" Calculate the absolute expansivity of the liquid":700:500: i"Apparent expansivity of liquid"''" 0.9 0.1 0.1"'"= = = "'" 40x54 40x6 240" :"=0.0004167 per degree C" K::"Cubic expansivity of brass"''"=3x0.000018 "'"=0.000054 per degree C" X::"Absolute expansivity of liquid"''"=0.0004167 + 0.000054"'"=0.000471 per degree C"   "0.045kg of an aluminium alloy at100C are added to a coppercalorimeter containing 0.08kg ofwater and the temperature rises from 20C to 30C." "The calorimeter weighs 0.14kg when empty and the specific heatcapacity of copper is 390JkgK.The specific heat capacity of water is 4180JkgK."'"The specific heat capacity of the alloy is:"  \5000,"864 JkgK","1077JkgK","1235JkgK","1062JkgK","1728JkgK","c",5040 "The specific heat capacity of a substance is the heat required to raise the temperature of unitmass of it by one kelvin."'"It is measured in joules per kilogram per kelvin,JkgK." '"Heat gained (or lost)"''" = mxsxdt"'"where"''" m = mass"'" s = specific heat capacity"'" dt = temperature change" 4'"Let specific heat capacity of alloy = cJkgK" 0f$="Apply the formula":700:500: C"Heat lost by alloy"'"= 0.045xc(100-30) joules"'"= 3.15xc joules" J:"Heat gained by calorimeter"'"= 0.14x390(30-20) joules"'"= 546 joules" F:"Heat gained by water"'"= 0.08x4180(30-20) joules"'"= 3344 joules" 5:"Heat lost = Heat gained"''" 3.15xc = 546+3344" G:12 ;"3890"'8;"c = = 1235JkgK"'12 ;"3.15"  |{"A piece of ice 4 C"'"is heated and",24;"water"'"its temperature"'"plotted to give X Y"'"the graph 0" C:"During the",18;"ice"'"period XY -3 minutes" 16;"0 5 10 15 20" ;130,159:0,-63?:120x,0 M130,106j:28,20:480,0:32 ,22   5500|,"No heat absorbed by system","Heat is given out by system","Heat is absorbed but no temp change because ice is melting","Heat given out because water is changing to ice","No heat given out or absorbed because temp remains constant","c",5560 ;130,159:0,-63?:120x,0 M130,106j:28,20:480,0:32 ,22 X1;2,15;"4 C"'24;"water"''19;" X Y"'15;"0" %10 ,16;"0 5 10 15 20" I2,0;"When ice is"'"heated:";11 ,19;"Time, min" 31;5,0;"During the"'"period XY,"'"the ice melts"'"so that ice -3 ice"'"at 0C becomes"'"water at 0C."'"Heat energy is"'"absorbed but"'"it is used to"'"melt the ice"'"and not to raise the temp."'"The temperature rises when all the ice has melted to water at 0C, that is, after Y." f p"The specific heat capacities of ice and water are 2090 and 4180 JkgK respectively."'"The specific latent heat of fusion of ice is 333 kJkg and the specific latent heat of vaporisation of water is 2260 kJkg." zV"Using this data, the heat neededto change 3kg of ice at -3C to steam at 100C is:"  R6000p,"12.54kJ","4.52kJ","9045.54kJ","9051.81kJ","2392.77kJ","d",6040 "The specific heat capacity of a substance is the heat required to raise the temperature of unitmass of it by 1K. It is measuredin JkgK." "The specific latent heat of vaporisation of a substance is the heat required to change unitmass of the substance from the liquid to the vapour state without any change of temp. It is measured in Jkg." "The specific latent heat of fusion of a substance is theheat required to change unit mass of the substance from the solid to the liquid state without any change of temp. It is measured in Jkg."  500: F"Heat needed to raise temp of iceto 0C"'" =3x2090x3J","=18810J" ;:"Heat needed to melt the ice"'" =3x333000J","=999000J" Z:"Heat needed to raise the temp of water to boiling point"'" =3x100x4180J","=1254000J" P:"Heat needed to change water to steam at 100C"'" =3x2260000J","=6780000J" M:"Total heat"'" =18810+999000+1254000+6780000"'" =9051810J","=9051.81kJ"  xyzvmfqabcdeH Section 3L section 4tF CELTIC REVISION SOFTWAREUDG c%K\y 8x8͞ x<͞  ~%~%|Xg~ w$<<8$((!{\6X#6V+^!w#~!VUw+!~#~+w#w<$< "A      $$ff"A$|x0H x< << 8$> ~ (X~H$<` 2LL2  $$ff"A>F <`~88 0H x>Fb9?8x=7:y=6:z=0:y:y:z::1400x g64999:x=7:y=6:z=0:y:y:z::5,3;"Please leave tape running" "UDG"65000,536 Q:70F:f$=" STOP THE TAPE ":v=10 :m=8:f=980:910  500 ( 5 FC2;" PHYSICS EXAMINATION PRACTICE";11 ;"AND TESTS": d n%2;"Q";q;0,12 ;h$  ques n=65195 n=1230  a;"a) ";a$ b;"b) ";b$ c;"c) ";c$ d;"d) ";d$ e;"e) ";e$  a=y:b=y:c=y:d=y:e=y  ,""300, 6=""3106 @=32 J?21,0;x;"Undefined key?";y;" please try again " T 300, ^""350^ h=""360h r=32 Ŧ=13 | 350^  q=q+1 ques,a$,b$,c$,d$,e$,w$,s  n=f17 /n,0;" " n  B21,0;" ";x;" Press any key to continue ";y;" " ""510 =""520  &!a=0:b=0:c=0 0d=0:e=0 : X618,0;" " b619,0;" " l n=0100d:n   600X 18,0;2;f$  )n=65196:n=165136p  )n=65196:n=065136p    i$ *k$="":f=i$ 4f=0800  > n=1f Hi$(n)=32 860\ R k$=k$+i$(n) \n f  f=990  v,m;""; 23729\,v n=1̱f$ f 23728\,m:65000 m=m+1:n  1;f$(n);: %1;5;1;f$(n);: 2;f$(n);: 5;f$(n);:  250  100d ?21,0;x;"Please select your answer";y;" "  800  ~0k$="a"k$="b"k$="c"k$="d"k$="e"1180 ?21,0;x;"Undefined Key ?";y;" Please try again"  1050 k$w$1280 w$="a"a=5 w$="b"b=5 w$="c"c=5 w$="d"d=5 w$="e"e=5  100d =f$="CORRECT":f=995:v=0:m=25:910 B20,0;"Use ";x;"ENTER";y;" for answer explanation" B21,0;"Use ";x;"SPACE";y;" for the next question "  350^ =13 1300 =32 C20,0;x;"Wrong-Correct answer is ";w$;" ";:" "  I21,0;x;"Answer explanation follows";:" ":350^  s (B20,0;"Use ";x;"ENTER";y;" to rerun this question" 2B21,0;"Use ";x;"SPACE";y;" for the next question " Z=32 d=13 1000 n 1320( x:q=0::250  h$,l$,qty  70F :f$=h$:v=3:m=((32 -f$)/2):900 -:::7;2;"Programme Content"  2010 !f$=" CELTIC REVISION SOFTWARE" v=18:m=3  900  500: k=1qty  750:65195,0  400  1000 k  9f$="End of "+h$:v=3:m=((32 -f$)/2) " 900 ,U10 ,0;x;"Press n then ENTER";y;" to auto-load programme ";2;l$ 6:::x;"Press r then ENTER";y;" to rerun thisprogramme" @1::x;"Press b then ENTER";y;" to goto BASIC" J 800  T"k$="n"k$="r"k$="b"1700 ^721,0;x;"Undefined key please re-select" h 1610J k$="n"1800 k$="r"5 L:5,2;"RETURNING TO BASIC DESTROYS";8;"THIS PROGRAMME" E::x;"Press y to return to BASIC"''"Press any other key to abort" 0:i$= i$="y"i$="Y"  1550 /:f$=" START THE TAPE ":v=5:m=8  900 32;'''" At the beginning of SIDE TWO"::: l$ !"Section 4","section 5",8 8,13 ;"Light": 2"Which of the following are true of refraction?" ΄"1 When the optical density of the second medium is greaterthan that of the first, thelight is bent towards the normal" "2 Reflection also occurs" D"3 Incident ray, refracted ray and normal are in the same plane" M"4 sin incidence"'" = constant"'" sin refraction"  i2500 ,"1 and 2 only","3 and 4 only","1,2 and 3 only","1,3 and 4 only","all of them","e",2570 v"Refraction occurs when light travels from one medium to"'"another of different optical"'"density."'"For example" M480,90Z:152,0:130,32 :0,116t 9480,568:83S,34":24,535 (n75K,70F:5,0:0,-5:145,130:5,0:0,-5 2_11 ,6;"air";9 ,6;"glass";13 ,14;"i";5,17;"r" <(130,120x:13 ,-4 F'129,76L:-14,6 17,0;"When the optical density of the second medium is greater than that of the first, the light is bent towards the normal." 500: c"At the same time, reflection of some of the light occurs at the boundary between the two media." ''"The incident ray and the"'"refracted ray are on opposite sides of the normal at the pointof incidence and all three are in the same plane." ''"The ratio of the sine of the"'"angle of incidence to the sine of the angle of refraction is a constant for a given pair of media." T "The refractive index for"'"water/air is 4/3."''"If the apparent depth of a"'"swimming pool is 4.5m, its real depth is:"  83000 ,"1.5m","6m","3.4m","3m","2m","b",3030 3100 0,0;"Because of the"'"refraction of"'"light, an object"'"immersed in a"'"liquid appears"'"to be nearer"'"the surface than"'"it really is."''"The depth at"'"which the object"'"appears to be"'"is called the"'"apparent depth." U:"Light leaving x is bent away from the normal at B and appearsto come from Y." 500 :3100  3150N 132,140:104h,0:1;-74J,30:0,-80P:30,502:40(,25:1;-40(,-10 :0,-30 &1;40(,-35#:-100d,0:1;30,30:5,4:1;5,3:5,3:1;5,3:5,4:1;0,-2:1;-18,-25 0|5,1:2,-4:1;40(,0:1;0,43+:1,5:-5,1 :~1;3,19;"A B i air";5,27;"water";6,19;"Y r";9 ,19;"X bottom" D N.0,5;"i"'" n = "'" r" X#'"AYB = i(angle"'"of incidence)" b&'" AB"'"i = "'" YB" l$'"AXB = r(angle"'"of refraction)" vL14,18;"i XB"'15;" = "'18;"r YB" 714,0;" AB"'"r = "'" XB" 5f$="Calculate the real depth":700:500 :3100 E0,0;"When B is close"'"to A,"''" XB=AX"'"and YB=AY" #'" AX"'" n = "'" AY" 8'" real depth"'"= "'" apparent depth" $'" real depth = nxapparent depth" D15;"4"'13 ;"= x 4.5"'15;"3"'13 ;"= 6m" H A"Which of the following are true of total internal reflection?" :"1 The light passes from air to glass"'"2 The light passes from one"'" medium to another which is"'" optically less dense"'"3 The angle of incidence"'" exceeds the critical angle"  S3500 ,"1 only","2 only","3 only","2 and 3 only","all of them","d",3590 ԙ72H,107k:0,60<:1;40(,-20:-80P,0:1;8,-32 :32 ,32 :32 ,-32 191,107k:0,60<:1;40(,-20:-80P,0:1;0,-24:40(,24:40(,-24 95_,143:4,4:-4,4:95_,130:0,-5:-4,-1:46.,125}:5,1:0,-5 p219,127:4,0:1,4:159,130:4,0:-1,-4 R1;2,3;"air";4,1;"glass";6,7;"c c" U1;2,18;"air";4,16;"glass";6,22;"i i" Q8,0;"critical internal total internalreflection reflection"   3540 11 ,0;"When light passes from one medium to one which is opticallyless dense, the refracted ray is bent further from the normal and becomes progressively less intense as the angle of incidence increases." L"The light reflected internally becomes progressively more intense." 500::3540 11 ,0;"When the angle of refraction becomes 90 any further increaseonly increases the intensity of the light reflected internally. There is no refracted ray." 500::3540 B11 ,0;"The critical angle is the angle of incidence in the opticallydenser medium for which the angle of refraction is 90 and the light is refracted along theboundary between the media." t "Which of the following refer to the image formed by a convex lens, the object being further from the lens than the focal"'"length?" "The image is:"''"1 upright","2 inverted"'"3 virtual","4 real"'"5 image size increases as object is moved nearer the lens"  o4000,"1 and 3 only","2 and 4 only","1, 4 and 5 only","1, 3 and 5 only","2, 4 and 5 only","e",4060 23,129:208,0:1;-104h,40(:0,-80P:1;-60<,39':0,20:-3,-3:3,3:3,-3:-3,3:60<,0 *100d,-502:-160,502 227,129:0,-30:-4,4:4,-4:4,4:165,129:0,3:90Z,129:0,3 148,134:3,2:-3,4:100d,134:3,3:-3,3:100d,145:3,3:-3,3 P4,2;"object";6,11 ;"F";4,21;"F image" U13 ,0;"Image is formed on the opposite side of the lens to the object." a'"When the object is placed at thefocus of a convex lens, the image is formed at infinity."  I"Which of the following refer to the image formed by a concave lens?" U'"The image is:"''"1 upright","2 inverted"'"3 virtual","4 real"'"5 diminished"  l4500,"1 and 4 only","2 and 4 only","1 and 3 only","1, 3 and 5 only","2, 4 and 5 only","d",4530 23,119w:208,0:1;-104h,40(:0,-80P:1;-60<,39':0,30:-3,-3:3,3:3,-3:-3,3:60<,0:40(,25 )68D,148:120x,-58: K175,119w:0,3:80P,119w:0,3 |80P,119w:9 ,6:1;9 ,6:11 ,6:1;9 ,6:9 ,6 ^100d,119w:0,13 :3,-3:-3,3:-3,-3 U1;4,2;"object";8,9 ;"F image";6,21;"F" o150,159:0,4:-4,0:150,106j:4,0:0,4 U15,0;"The image is formed on the same side of the lens as the object." * "Which of the following refer to the image formed by a convex lens when the distance of the lens is less than the focal"'"length?" b"The image is:"''"1 upright","2 inverted"'"3 virtual","4 real"'"5 diminished","6 enlarged"  l5000,"2 and 4 only","3 and 6 only","1, 3 and 6 only","2 and 5 only","2, 4 and 5 only","c",5030 43+,129:188,0:1;-84T,40(:0,-80P:1;-40(,39':0,20:-3,-3:3,3:3,-3:-3,3:40(,0 70F,-20 67C,169:10 ,-5:1;10 ,-5:10 ,-5:1;10 ,-5:80P,-40( K217,129:0,3:67C,129:0,3 62>,129:0,42*:-5,-5:5,5:5,-5:-5,5:10 ,-3:1;10 ,-3:10 ,-3:1;10 ,-3:10 ,-3:1;10 ,-3:10 ,-3 n175,138:4,0:0,4:165,117u:4,0:0,4 N3,2;"image";6,7;"F object";6,26;"F" U15,0;"The image is formed on the same side of the lens as the object."  |"An object 2cm high is placed 50cm from a convex lens, focal length 30cm."''"Using the lens formula, the sizeof the image is:"  ;5500|,"1cm","2cm","1.5cm","3cm","6cm","d",5530 Z"the lens formula is"''11 ;"1 1 1"'11 ;" + = "'11 ;"u v f" e'"where"'"u = distance of object from lensv = distance of image from lens f = focal length of lens" I'10 ;"1 1 1"'10 ;" + = "'10 ;"50 v 30" I'15;"1 1 1"'15;" = - "'15;"v 30 50" 5f$="Calculate the value of v":700:500  E" 1 5-3 2"'" = = v = 75cm"'" v 150 150" J'" v size of image "'" = "'" u size of object " Q''20;"75"'" size of image = x 2"'20;"50"''18;"= 3cm"  pM"With reference to light,"'"which of the following are"'"primary colours?" z8:"1 red","2 yellow"'"3 green","4 blue"'"5 white"  k6000p,"1 and 2 only","2 and 4 only","2, 3 and 5 only","1, 3 and 4 only","all of them","d",6030 z"Primary colours for light are red, green and blue. Any colour can be obtained by combining these coloured lights." b''"Primary colours for paint are red, blue and yellow. When combined they produce black." ''"When coloured lights are mixed, radiation of different"'"wavelengths are mixed together and the resultant colour is"'"produced by the addition of the radiation present."  500: _"When coloured pigments are mixedtogether, the radiation absorbedis increased subtraction." '"Only the colours not absorbed are seen e.g. yellow paint absorbs all light except yellow,orange and green. Blue absorbs all light except blue and green." q'"The only light reflected by bothyellow and blue pigments is green, and this is the resultingcolour seen."  500: 7"Mixing red blue and yellow paintforms black paint." <''"Mixing red, green and blue"'"lights forms white light." 1''"The following chart applies to light only." x:" ";1;"";3;"";2;"";5;"";4;"";6;"";7;"" v" ";1;"";3;"";2;"";5;"";4;"";6;"";7;"" B" B B+R R B+G G G+R R+G+B"''" B=blue, R=red, G=green" c xyzqabcdeH Section 4L section 5tvmf uepsA 1 and 2 onlyB 2 and 4 onlyC2, 3 and 5 onlyD1, 3 and 4 onlyE all of themWdInKnF START THE TAPE UDG  K\y 8x8͞ x<͞  ~%~%|Xg~ w$<<8$((!{\6X#6V+^!w#~!VUw+!~#~+w#w<$< "A      $$ff"A$|x0H x< << 8$> ~ (X~H$<` 2LL2  $$ff"A>F <`~88 0H x>F