6410253 f5 Mid Term Physics Paper 1 Smkrpk 2007
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SMKRPK/2007/F5/PPT_PHYSICS 1. Which of the following physical quantities is not a base quantity? A Weight B Time C Temperature D Electric current 2. A radio station airs its programmes by transmitting waves at a frequency of 102.3 MHz. How much is this frequency, in Hz? A 1.023 x 10 2 B 1.023 x 10 5 C 1.023 x 10 6 D 1.023 x 10 8 3. The density of a substance Z is 9.00 x10 2 kgm -3 . In which liquid will substance Z sink? Liquid Density of liquid /kgm -3 A J 7.90 x 10 2 B K 9.20 x 10 2 C L 1.03 x 10 3 D M 1.27 x 10 3 4. Gases are more compressible than solids because A size of gas molecules > size of solid molecules B density of gas molecules > density of solid molecules C distance between gas molecules > distance between solid molecules D force between gas molecules > force between solid molecules 5. The pressure of sea water at the bottom of an ocean is 1.3 x 10 8 Nm -2 . What is the depth of the ocean? [Density of sea water = 1.02 x 10 3 kgm -3 ] A 1.27 x 10 4 m B 1.27 x 10 5 m C 1.27 x 10 6 m D 1.30 x 10 9 m E 1.33 x 10 10 m 6. The following information are the characteristics of carbon based composite substance. P: Strong Q: Resistant to heat R: Resistant to corrosion Which combination of the characteristics is used in building the body of airplane? A P and Q only B P and R only C Q and R only D P, Q and R 7. The air pressure in a car tyre is 200 kPa at a temperature of 25 O C. What is the air pressure in the tyre at a temperature of 37 O C? [Assume the volume of the air in the tyre is a constant] A 135kPa B 190kPa C 192kPa D 208kPa E 296kPa 8. The process of combining audio and radio frequency signals is known as 1
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Transcript of 6410253 f5 Mid Term Physics Paper 1 Smkrpk 2007
SMKRPK/2007/F5/PPT_PHYSICS1. Which of the following ph!ic"l #$"ntitie! i! not " %"!e #$"ntit&'Weight ( Ti)e C Te)pe*"t$*e + ,lect*ic c$**ent2. '*"-io !t"tion "i*! it! p*og*"))e! % t*"n!)itting w".e! "t " f*e#$enc of /0201 MH20 How )$ch i! thi! f*e#$enc3 in H2&' /0021 4 /02( /0021 4 /05C /0021 4 /05 + /0021 4 /063. The -en!it of " !$%!t"nce 7 i! 8000 4/029g):10 In which li#$i- will !$%!t"nce 7 !in9&;i#$i- +en!it of li#$i- /9g):1' < 7080 4 /02( K 8020 4 /02C ; /001 4 /01+ M /027 4 /014. ="!e! "*e )o*e co)p*e!!i%le th"n !oli-! %ec"$!e' !i2e of g"! )olec$le! > !i2e of !oli- )olec$le!( -en!it of g"! )olec$le! > -en!it of !oli- )olec$le!C -i!t"nce %etween g"! )olec$le! > -i!t"nce %etween !oli- )olec$le!+ fo*ce %etween g"! )olec$le! > fo*ce %etween !oli- )olec$le!5. The p*e!!$*e of !e" w"te* "t the %otto) of "n oce"n i! /01 4 /06 ?):20 Wh"t i! the -epth of the oce"n& @+en!it of !e" w"te* A /002 4 /01 9g):1 B' /027 4 /0C ) ( /027 4 /05 )C /027 4 /05 ) + /010 4 /08 ), /011 4 /0/0 )6. The following info*)"tion "*e the ch"*"cte*i!tic! of c"*%on %"!e- co)po!ite !$%!t"nce0PD St*ong ED Re!i!t"nt to he"t RD Re!i!t"nt to co**o!ionWhich co)%in"tion of the ch"*"cte*i!tic! i! $!e- in %$il-ing the %o- of "i*pl"ne&' P "n- E onl ( P "n- R onl C E "n- R onl+ P3 E "n- R7. The "i* p*e!!$*e in " c"* t*e i! 200 9P" "t " te)pe*"t$*e of 25FC0 Wh"t i! the "i* p*e!!$*e in the t*e "t " te)pe*"t$*e of 17FC&@'!!$)e the .ol$)e of the "i* in the t*e i! " con!t"ntB' /159P" ( /809P" C /829P" + 2069P" , 2859P"8. The p*oce!! of co)%ining "$-io "n- *"-io f*e#$enc !ign"l! i! 9nown "!1SMKRPK/2007/F5/PPT_PHYSICS' *e!on"nce ( -")ping C )o-$l"tion + *ectific"tion
9. Which of the following p"i*! i! co**ectl )"tche-&'n!we* ?")e of p*efi4 S)%ol of p*efi4 G"l$e' Te*" T /0/2( ?"no ? /0:8C Pico P /0:/2+ Mic*o H /0:510. =i.en th"t pe*io- of o!cill"tion of !i)ple pen-$l$) o%e! the fo*)$l"3 T A2IJKl/gL3 whe*e l i! length of pen-$l$) "n- g i! "ccele*"tion -$e to g*".it0 Which of the following !t"te)ent i! TRUE&' T i! -i*ectl p*opo*tion"l to l( T i! -i*ectl p*opo*tion"l to l//2C T2 i! -i*ectl p*opo*tion"l to g11.' weightlifte* !$cce!!f$ll lifting " lo"- of 60 9g 2 ) f*o) g*o$n-0 C"lc$l"te the wo*9 -one in lifting the lo"-0' 10 < (/20 < C500
