physics paper 1 form 4
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Each question is followed by either three , four or five options. Choose the best option for each question then
blacken the correct space on the answer sheet.
1 Which of the following is a SI base unit?
A decimeter
B meter C kilometer
D Megameter
2 Which of the following sets is the set of prefies arranged in ascending order?
A nano! mega! mili! kilo
B mega! kilo! nano! mili
C nano! mili! kilo! megaD kilo! mili! mega! nano
3 "ime! work and speed areA base #uantities
B deri$ed #uantities
C scalar #uantitiesD $ector #uantities
4 Diagram %&1 shows the eistence of 'ero error when the gap of a micrometer
screw gauge is closed&Diagram %&( shows the reading of the micrometer screw gauge after an ob)ect is placed for
the measurement of its thickness&
"he actual reading of the thickness isA (&(* mm
B (&(+ mm
C (&,* mmD (&,+ mm
5. Which of the following is not an application of atmospheric pressure?
A -.draulic /ack
B siphon
C Bourdon 0auge
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6. "he diagram shows an ob)ect floating on the surface of water& Which of the following
statements is true?
A "he densit. of the ob)ect is greater than the densit. of the water&
B "he $olume of water displaced is e#ual to the $olume of the ob)ect&
C "he weight of water displaced is e#ual to the weight of the ob)ect&
D "he mass of the ob)ect is e#ual to the buo.ant force on the ob)ect&
7 . "he diagram shows the crosssection of an aerofoil& When air blows across the aerofoil! which
of the regions marked A! B! C or D eperiences the lowest pressure?
8. Which graph shows the correct relationship between pressure eerted with the area of contact
if the force is kept constant?
A
B
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C
D
9. "he diagram shows a simple h.draulic s.stem& A force of magnitude 3 is re#uired to beapplied to piston 4 to lift a car of weight W which is supported b. piston S& Which of the
following statement is correct?
A 3 is greater than W&
B "he pressure applied on piston 4 is greater than the pressure eperienced b. piston S&
C "he pressure applied on piston 4 is the same as the pressure eperienced b. piston S
D "he distance mo$ed b. piston S is the same as the distance mo$ed b. piston S&
10. "he diagram shows a container filled with cooking oil& Assuming the densit. of the cooking
oil is +55 kg m2! determine the pressure at point 6&
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A -eat flows from ob)ect 7 to ob)ect 9 onl.&
B -eat flows from ob)ect 9 to ob)ect 7 onl.&
C -eat flows in both directions&
D "he net flow of heat is 'ero&
13. "he sensiti$it. of a li#uidinglass thermometer can be increased b.
A :sing a li#uid which conducts heat better&
B 4educing the thickness of the wall of the bulb&
C :sing a shorter tube&
D :sing a tube with narrower bore&
14. "he graph shows the temperature change when li#uid wa cools to form solid& At which point!
labelled A! B! C or D does the wa eists in a miture of solid and li#uid?
15. What happens to the boiling point of water if some salt is dissol$ed in it?
A Decreases
B Increases
C :nchanged
16. "he temperature of a piece of metal of mass *55 g and specific heat capacit. of 255 / kg 1 °C1
decreases from ,+°C to *+°C& What is the #uantit. of heat released b. the piece of metal?
A 1555 /
B (555 /
C 2555 /
D %555 /E *555 /
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17.
"he figure abo$e shows a beam of light tra$els through a glass block& What is the refracti$e
inde?
A sin
sin
a
b
B sin
sin
b
a
C sin
sin
a
d
D sin
sin
d
c
18. "he refracti$e inde of a li#uid is 1&%+& Calculate the critical angle if the light tra$els from theli#uid to air?
A 2+&8 ;B %(&* ;
C %*&( ;
D %+&* ;
19.
"he figure abo$e shows an ob)ect positioned in front of a con$e mirror& Which of thefollowing are the characteristics of the image formed?
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A
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21.
Which of the following is wrongl. labelled?
A 9 7rincipal ais
B = =ptical centre
C 3 7rincipal focus
D f 3ocal point
((& "he diagram shows a car with a bumper fitted with shock absorbers&
"he ad$antage of using the bumper fitted with shock absorbers is
A to ensure that the car will decelerate in an accident&
B to minimise the impulsi$e force during an accident&
C to ensure that the car is not smashed in an accident&
Bumper
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(2& "he diagram shows a wooden block pulled b. a force of 15@ at an angle of %5o abo$e the
hori'ontal floor&
If the wooden block is pulled through a distance of *m! how much work is done on the
wooden block?
A ,&88 /
B 1+&+ /
C (%&% /
D 2+&2 /
E *5&5 /
(%& Which of the following is an application of high pressure?
A Militar. tanks ha$ing special wheels called caterpillar tracks&
B -ammering a nail with a sharp end into a wall&
C A skier mo$es faster o$er snow on skis&
D A tractor has big and broad t.res&
(*& "he diagram shows water spurting out from a hole of a container at a distance of a.
When the le$el of the water decreases! what will happen to the distance! a ?
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Submarine
A Increases
B Decreases
C 4emains constant
(8 "he diagram shows a submarine which is partiall. submerged in water&
Which relationship between the ph.sical #uantities in the abo$e situation is correct?betul ?
A Weight of water displaced weight of the submarine weight of water inthe ballast tank&
B Weight of water displaced > weight of the submarine weight of water inthe ballast tank&
C Weight of water displaced Weight of the submarine Weight of water in the
ballast tank&
(,& "he diagram shows a stream of air flowing through a tube with a narrow neck&
aliran udara
jarak, x
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Which of the following graphs describes the relationship between the air pressure! P andthe distance! x?
A B
C D
(+& "he diagram shows a mercur. thermometer&
Which of the following will increase the sensiti$it. of the thermometer?
A :se a longer capillar. tube
B :se a bulb with a thicker wall
C :se a glass stem with a thick wall
D :se a capillar. with a smaller bore diameter
bulb
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(& In an eperiment to find the specific heat capacit. of a metal! it is found that *(55 / is
needed to raise the temperature of a ( kg block b. (5 oC&
What $alue for the specific heat capacit. is gi$en b. these results?
A 125 / kg1 oC1
B *(5 / kg1 oC1
C 15%55 / kg1 oC1
D *( 555 / kg1 oC1
E 15% 555 / kg1 oC1
25& A substance is heated at a stead. rate& It changes from a solid to a li#uid! and then to a gas&"he graph shows how its temperature changes with time&
Which parts of the graph shows a change of state taking place?
A 7 and 4 B 9 and 4
C 7 and S D 9 and S
21& Which of the following is true about the argon gas inside a filament lamp when the lamp
is lighted?
Pressure Number of molecules density
A Constant Constant Constant
B Constant Increases Constant
C Increases Constant Constant
D Increases Constant Decreases
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6 E
2(& "he diagram shows two copper blocks touching each other&
Which statement is correct when 6 and E are at thermal e#uilibrium?
A "emperature of 6 is higher than E&
B "he #uantit. of heat energ. in 6 is the same as in the E&
C 4ate of change of temperature of 6 is bigger than that of E&
D @et rate of heat flow between 6 and E is 'ero
22& Which of the following are the characteristics of the image formed on a plane mirror?
A In$erted! same si'e as the ob)ect and real
B :pright! same si'e as the ob)ect and real
C :pright! magnified and laterall. in$erted
D aterall. in$erted! same si'e as the ob)ect and $irtual
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2%& "he diagram shows a ra.! 6! directed into a glass block& "he critical angle of the glass is
%(o& In which direction does the light mo$e from point E ?
35 If u is ob)ect distance! v is image distance and f is focal length! which of the following is
$alid for thin lenses?
A
f > vu
uv
+
B
f > vu +
1
C
f
1
> vu
uv
+
D
f
1
> vu +
1
0lass Kaca
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3 "he diagram shows a con$erging lens producing an upright $irtual image&
Which optical instrument uses this arrangement ?
A A camera
B A pro)ector
C A telescope
D A magnif.ing glass
3! An ob)ect of 2 cm height is placed 1* cm from a con$e lens& "he image is formed at 25
cm from lens& What is the si'e of the image?
A 1&* cm
B 2&5 cm
C %&* cm
D 8&5 cm
E ,&* cm
3" When water boils at 155 ° C! the heat absorbed b. the water
A increases the kinetic energ. of the water molecules
B makes the steam molecules mo$es randoml.
C breaks the bonds between the water molecules
D is lost to the surroundings
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3# Ice at a temperature of (55C is heated at a stead. rate until it changes to water
at 255C& Which of the following temperaturetime graphs best describes the
process abo$e?
4$ Diagram 18 shows a di$er releasing air bubbles as he di$es&
"he si'e of the air bubbles increases as it reaches the surface& Which law
eplains the situation abo$e?
A 7ressure aw
B Bo.lesFs aw
C CharlesF aw
D SnellFs aw
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%1 What is the propert. of a bod. which tends to resist changes acting on it ?
A% Inertia
B% Impulse
C% Gnerg.
D% 7ower &
%( A man of mass *5 kg stands on a stationar. boat of mass (* kg& 3igure , shows him
)umping out of the boat on to a )ett. at a $elocit. % ms1&
Calculate the $elocit. of the boat as the man )umps&
A ( ms1
B % ms1
C 8 ms1
D + ms1
E 15 ms1
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%2 "he 3igure (5 shows four different blocks ! 7! 9! 4 and S floating on the water&
Which comparison is correct about the densit. of block 7!9!4 and S?
A 7 9 4 S
B S 9 4 7
C 7 4 9 S
D 9 4 7 S
%%
3igure (2 shows an iron spoon at room temperature being immersed in hot water at
,5;C &
"he termal e#uilibrium is reached when &&&&&&&&&&&&
A% the temperature of the water > the temperature of the spoon&
B% the mass of the spoon > the mass of water displaced&
C% the $olume of the spoon > the $olume of water displaced&
D% the specific heat capacit. of the spoon > the specific heat capacit. of water&
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%* 3igure (+ shows an air column trapped inside a capillar. tube b. a thread of mercur.& "he
capillar. tube is placed in three different situation H! and M&
"he air pressure in H! and M are p1! p( and p2 respecti$el.& Which of the followingcomparison is correct ?
A% p1 > p( > p2
B% p1 p( p2
C% p1 p( p2
D% p1 > p( p2
%8 "he 3igure ( below shows the formation of a land bree'e&
Which of the following statements is correct?
A% "he heat capacit. of the sea water is higher than the heat capacit. of the ground&
B% "he pressure of the sea is higher than that on the ground&
C% "he temperature of the ground becomes higher lower than the temperature of the sea
water&
D% "he densit. of the soil is less than that of sea water&
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%, "he following table shows three solids and their respecti$e spesific heat capacit.&
Solid Spesific heat capacit./kg1;C1
4 %(+
S +*5
" 2*55
B. assuming all three solids ha$e high melting points! which is suitable for making the
base of a fr.ing pan and which is suitable for making the handle of the pan?
B&se of fryin' p&n (&ndle of fryin' p&n
A 4 "
B " 4 C S "
D " S
4" Diagram %+ shows a con$e mirror that is used on the road to help dri$ers $iew
traffic around sharp corners&
Diagram %+
What are the characteristics of the image formed b. the con$e mirror?
A $irtual and uprightB real and upright
C $irtual and in$erted
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% "he diagram shows a rifle hanging on a wall&
Which of the $ector diagrams represents the forces T 1 ! T ( and W acting on the rifle?
*5 A simple astronom. telescope consists of two lenses& If one of the lens is con$e lens
with (5 cm focal length! which of the this lens is of most suitable to pair with the lens?
A& Conca$e lens with (5 cm focal length& . Con$e lens with (5 cm focal length&C& Conca$e lens with 155 cm focal length&
D& Con$e lens with 155 cm focal length
HG4"AS S=AA@ "AMA"