2008 f4 final sbp phyp1p2 w ans

SULIT 4531/1

4531/1 SULIT

1

SEKTOR SEKOLAH BERASRAMA PENUH

BAHAGIAN SEKOLAH

KEMENTERIAN PELAJARAN MALAYSIA

PEPERIKSAAN AKHIR TAHUN (DIAGNOSTIK) TINGKATAN 4 2008

FIZIK

KERTAS 1

Satu jam lima belas minit

JANGAN BUKA KERTAS SOALAN INI SEHINGGA DIBERITAHU

1. Kertas soalan ini mengandungi 50 soalan.

2. Jawab semua soalan.

3. Jawab dengan menghitamkan ruangan yang betul pada kertas jawapan.

4. Bagi setiap soalan hitamkan satu ruangan sahaja.

5. Sekiranya anda hendak menukarkan jawapan, padamkan tanda yang telah dibuat.

6. Kemudian hitamkan jawapan yang baru.

7. Satu senarai rumus disediakan di halaman 2

8. Penggunaan kalkulator saintifik yang tidak boleh diprogramkan adalah dibenarkan

4531/1FizikKertas 1OKTOBER20081 ¼ jam

Kertas ini mengandungi 22 halaman bercetak

MOZ@C

SMS MUZAFFAR SYAH , MELAKA

SULIT 4531/1

4531/1 SULIT

2

The following information may be useful. The symbols have their usual meaning.

1. v2 = u2 + 2as

2. a =t

uv

3. s = ut +2

1at2

4. Momentum = mv

5. F = ma

6. Kinetic Energy = ½ mv2

7. Gravitational Potential Energy = mgh

8. Elastic Potential Energy =2

1Fx

9. F = kx

10. ρ =V

m

11. Pressure in liquid, P = hg

12. Pressure, P=A

F

13. Heat, Q = mc

14. Heat, Q = mℓ

15. P1V1 = P2V2

16.2

2

1

1

T

V

T

V

17.2

2

1

1

T

P

T

P

18.T

PV= constant

19. g = 10 ms-2

MOZ@C


SULIT 4531/1

4531/1 SULIT

3

Each question is followed by either three or four options. Choose the best option for each question, then blackenthe correct space on the answer sheet.

1 Which of the following is not a SI unit?

A kgB sC AD oC

2 Which group contains only scalar quantities?

A B

C D

3 Diagram shows a hole at the wooden block.

Which measuring tool is the most suitable to measure the diameter and the depth of the hole?

A RulerB Vernier calipersC Ruler and Vernier calipersD Micrometer screw gauge and Ruler

SpeedWeightTimeVolume

DistanceWorkMassTime

ForceMomentumVelocityWeight

DisplacementAreaDensityEnergy

HoleWoodenblock

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4 Diagram (a) shows the scale of a micrometer screw gauge when the anvil and spindle areclosed. Diagram (b) shows the scale of the micrometer screw gauge when it is measuring thethickness of a piece of glass.

DIAGRAM (a) DIAGRAM (b)

What is the zero error of the micrometer screw gauge and the actual thickness of the glass?

Zero error Actual thickness

A –0.02 mm 12.84 mmB –0.02 mm 12.86 mmC +0.02 mm 12.84 mmD +0.02 mm 12.86 mm

5 Diagram shows a track for 200m event. The athlete took 25 s to finish the race.

What is the

A2

35

C2

15

200 m

Start

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velocity of the athlete ?

5

0B

25

200

5

0D

150

25

A

150 m

SMS MUZAFFAR
SULIT
B

Finish

SYAH , MELAKA

SULIT 4531/1

4531/1

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6. A car starts from rest and goes down a slope with a constant acceleration of 5 ms-2. After 5 sthe car reaches the bottom of the hill. What is its speed at the bottom of the hill?

A 1.0 ms-1

B 12.5 ms-1

C 25.0 ms-1

D 50.0 ms-1

7. Which displacement-time graph represents the motion of an object moving at constantvelocity ?

s

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s/m

t/s

A/m

t/s

C

s

SMS MUZAFFAR SYAH , M

s/m

t/s

B

SULIT

/m

D

ELAKA

t/s

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8. The graph shows the speed of the car at position P,Q,R,S and T.

Which position show

A PQB PRC QSD ST

9 The diagram showsthe skateboard.

This is due toA inertiaB decrease in veC change in accD conservation

10 Which is not conser

A Total energyB Total momenC Total kineticD Total mass

Q

R

S T

v/ ms-1

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s the acceleration of th

a student is riding a ska

locityelerationof momentum

ved when inelastic coll

tumenergy

P

SMS MUZAFFAR
SULIT
e car is equal to zero?

teboard and runs over a stone, he is thrown off from

ision occurs?

t/s

SYAH , MELAKA

SULIT 4531/1

4531/1 SULIT

7

11 Which of the following has the largest momentum?

A

Mass = 90 kgSpeed = 20 m s–1

B

Mass = 360 kg

Speed = 40 m s–1

C

Mass = 1000 kgSpeed = 38 m s–1

D

Mass = 12000 kg

Mass = 12000 kg

Speed = 3 m s–1

12 Which quantity does not change when a body moves at constant acceleration.

A TimeB ForceC VelocityD Displacement

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13 A person just supports a mass of 20 kg suspended from a rope.

What is the resultant force acting on the mass?

A 0 NB 10 NC 20 ND 200 N

14 A softball player moves his hand backwards while catching a fast moving ball.

The movement of his hand is to

A increase the time impact.B increase the impulsive force.C decrease the energy of the ballD increase the impulse of the ball

15 Which of the following is not a safety feature in the design of a vehicle?

A HeadrestB Soft cushionC Safety seat belts.D Shatter-proof wind screen

2O kg

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16 A golfer hits a golf ball of mass 0.05 kg with a velocity of 20 ms-1.

If the time of contact is 0.005 s. What is the impulsive force ?

A 0.1NB 2.0 NC 20.0 ND 200.0 N

17 The diagram shows a coin and a marble being released at the same time in a vacuum cylinder.

Which observation is correct?

A The coin reaches the base earlier than the marbleB The marble reaches the base earlier than the coinC Both reaches the base at the same timeD Both float in the cylinder.

18 An aeroplane flying at a particular height is said to be in equilibrium state when moving with

A constant velocityB constant accelerationC increasing velocityD increasing acceleration

0.05kg

20ms-1

Coin Marble

Vacuum cylinder

Base

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19 Diagram shows two cables, JK and LK are used to hold a flagpole upright. Each cable has atension 1 000 N and makes and angle 30o with the surface of the ground.

What is the magnitude of the resultant force acting on the ground?

A 250 NB 500 NC 866 ND 1000 N

20 Which of the following is true regarding the Principle of Conservation of Energy?

A Energy can be createdB Energy can be destroyedC Total energy in the system is constantD Energy cannot be transformed from one type to another

21 A man of weight 600 N walking up a staircase consisting of 20 steps. Each step is 15 cmheight.

How much gravitational potential energy does he gain?

A 1800 JB 9000 JC 12000 JD 180000 J

1000 N 1000 N

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22. A crane lifted a load of 500 kg to a height of 50 m. If the energy input is5 x 10 5 J, calculate the efficiency of the crane.

A. 5 %B. 25 %C. 50 %D. 75 %

23. Spring constant is higher if

A length of spring increaseB diameter of spring coil increaseC diameter of spring wire increaseD arrangement of springs in series

24. Diagram shows a spring of length 20 cm is compressed to a length of 10 cm when a loadof 12 kg is put on top of it. When the load M is put on top of it, the spring compressed toa length of 15 cm .

What is the value of M

A 4 kgB 6 kgC 8 kgD 9 kg

M Load

12 kg

MOZ@C

SM
SULIT
?

20 cm15 cm

10 cm

S MUZAFFAR SYAH , MELAKA

SULIT 4531/1

4531/1 SULIT

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25 A farmer has two carts. The carts have the same weight, but one has four narrow wheels andthe other has four wide wheels.

On rainy weather, which cart will sinks less into the soft ground, and explain why

A

B

C

D

Cart wheels Explanation

Narrow

Narrow

Wide

Wide

greater pressure on the ground

less pressure on the ground

greater pressure on the ground

less pressure on the ground

26 The diagram shows a small aquatic bird walking across lily pads without sinking into thewater.

Which of the following explains the above situation?

A The bird’s weight is small.B Its weight is spread out over a large area by its long toes.C Its weight is spread out over a large area of lily pads.D The density of the bird is less than the density of water.

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27 If each lorry has the same weight, which lorry exerts the least pressure?

A

B

C

D

28 Diagram shows two different liquids X and Y. At the same depth, liquid X spurts outfurther than liquid Y.

Which statement is true?

A Density of liquid Y is lower than liquid X.B Density of liquid Y is greater than liquid X.C Pressure of liquid Y is higher than liquid X.D Pressure of liquid Y is equal to pressure of liquid X.

Liquid X Liquid Y

hole hole

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29 Diagram shows a dam retaining water in a reservoir.

The wall of the dam is thicker at the base because the pressure in the water is

A the same at all water levels.B directly proportional to the area.C directly proportional to the depth of the water.D inversely proportional to the denser of the water.

30 Which does not affect the pressure of liquid?

A Density of the liquidB Surface area of the liquidC Depth of the liquidD Strength of the gravitational field

31 Diagram shows a cylinder containing water.

If the pressure at point P is 12 000 N m[the density of the water = 1000 kg m-3

A 0.8 mB 1.0 mC 1.2 mD 2.0 m

Dam

P2.0 m

Water

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SMS MUZAFF

Water

SULIT

-2, the height of h is]

h

AR SYAH , MELAKA

SULIT 4531/1

4531/1

15

32 Diagram shows a little girl is drinking with a straw.

The water can flow into the straw because

A there is no atmospheric pressure on the straw .B the atmospheric pressure is equal to the pressure inside the straw.C the atmospheric pressure is less than the pressure inside the straw.D the atmospheric pressure is more than the pressure inside the straw.

33. Diagram shows a manometer filled with water. One arm of the manometer is connected to agas supply. The difference height of the water level between each arm is h cm.

Height h can be increased by

A using mercury liquidB sloping the manometerC using tube with bigger dD using oil which has a lo

MOZ@C

SMS MU
SULIT
tubeiameterwer density than water

ZAFFAR SYAH , MELAKA

SULIT 4531/1

4531/1 SULIT

16

34

When the piston is pushed forward as shown in Diagram, water are spurted out in alldirections with equal speed. This is because

A liquid is easy to expandB the water pressure increaseC thrust force acted on the waterD water pressure is transmitted uniformly

35 Which device is an application of Pascal’s principle?

36 The input piston of a hydraulic press is pushed down 2.0 cm from the original position. If the

cross sectional area of the input piston is 5.0 cm2 and of the output piston is 50 cm2, how muchwill the load raised up?

A 0.2 cmB 1.0 cmC 1.5 cmD 1.8 cm

piston is pushed

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SULIT 4531/1

4531/1 SULIT

17

37 Diagram shows three blocks A, B, and C are floating in water.

Blocks A and B have the same mass and volume. Block C has the same volume, butsubmerged to a greater depth than the other two blocks. Which statement is not true?

A The density of block A is less than the density of block C.B The weight of block C is greater than the weight of block AC The buoyant force acting on block A is equal to that acting on block B.D The volume of water displaced by block A is greater than that displaced by

block B.

38 Diagram shows a ship with a total mass of 1200 kg . The volume of submerged portion ofthe ship is 2 m3.

What is the weight of the water displaced?

A 2400 NB 12000 NC 20000 ND 24000 N

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air jet

39 Diagram shows two ping pong balls hung by a rope.

An air jet is blown between the two ping pong balls. The two ping pong balls will

A move closer to each otherB move further from each otherC remain stationaryD move upwards

40 Diagram shows the flow of air in an underground tunnel.

The flow of air through the tunnel from X to Y can be explained using

A Pascal’s principleB Bernoulli’s principleC Archimedes’ principleD Principle of equilibrium

Slow air

X

Fast air

Y

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41 Diagram shows a sailboat.

The sailboat is able to accelerate forward because

A the wind flow at region A is faster than region BB the wind flow at region A is slower than region BC the wind flow at region A is equal to region BD the wind only flow at region A

42 . Diagram shows a copper block at temperature of 90 oC is in contact with an iron block attemperature of 50 oC.

What is the temperature of the iron block when thermal equilibrium is achieved between thecopper block and the iron block after a few minutes?

A Same as room temperature.B Less than 50 oC.C Between 50 oC and 90 oC.D More than 90 oC.

Copper block

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20

43. A clinical thermometer is designed to respond quickly to a change in temperature and to have ahigh sensitivity.

44. T

W

ABCD

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SULIT

Which features should the clinical thermometer have?

Glass Bulb BoreABCD

Thick glassThick glassThin glassThin glass

narrowwidenarrowwide

he table shows the specific heat capacity of four materials P, Q, R and S.

Material Specific heat capacity/Jkg-1°C-1

PQRS

80091013001600

hich material is most suitable in making the handle of a pot?

PQRS

Glass bulb Bore


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21

45.

The graph shows the heating curve of a 500 g liquid P by a 60 W immersion heater.The specific heat capacity of the liquid Q is

A 220 J kg-1 oC-1

B 720 J kg-1 oC-1

C 1260 J kg-1 oC-1

D 1680 J kg-1 oC-1

46. A block of ice is heated at a constant rate. Eventually the melted ice boils. The graph showshow the temperature changes with time.

How many minu

A 4

47. The latent heat of

A increase tB increase tC change thD overcome

are free t

1 2 3 4 5 6

50

40

30

20

10

0 t / minute7

60

70

Temperature / oC

100

Temperature/0C

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tes did it take to melt all the ice?

B 7 C 9

fusion of a substance is the quantity of

he temperature of the substancehe kinetic energy of the molecules in the phase of liquid to gas without a chanthe attractive force between the molec

o move.

0

0 5

Time/minutes

SMS MUZAFFAR SYAH ,
SULIT
D 11

heat required to

e solid substance.ge in temperature.ules in the solid substance so that they

10

MELAKA

SULIT 4531/1

4531/1 SULIT

22

48 Diagram shows the air pressure in a tyre of a car before starting a journey.

After a long non-stop journey, the pressure of the tyre is 212.0 kNm-2. This because

A. the volume of air in the tyre decreases.B. the temperature of air in the tyre increases.C. the number of air molecules in the tyre increases.D. frequency of collision between the air molecules in the tyre decreases.

49. The air pressure in a gas tank is 200 k Nm-2 at a temperature of 27 oC. What is the air pressurein the gas tank at a temperature of 37 oC ?

[ Assume the volume of the air in the gas tank is kept constant ]

A 109.4 k Nm-2

B 145.9 k Nm-2

C 193.5 k Nm-2

D 206.7 k Nm-2

50 Diagram shows the image of a boy seen in a mirror. The mirror is for security in a shop.

What type of mirror is being used?

A Plane mirrorB Convex mirrorC Concave mirrorD Parabolic mirror

END OF THE QUESTIONS

MOZ@C


SEKTOR SEKOLAH BERASRAMA PENUHBAHAGIAN SEKOLAH



FIZIKKERTAS 2

Dua jam tiga puluh minit

(Anda dinasihatkan untuk memperuntukkan masa 90 minit untuk Bahagian A,30 minit untuk Bahagian B dan 30 minit untuk Bahagian C)

JANGAN BUKA KERTAS SOALAN INI SEHINGGA DIBERITAHU.

Untuk Kegunaan Pemeriksa

Bahagian SoalanMarkahPenuh

Markah

A

1 4

2 5

3 6

4 7

5 8

6 8

7 10

8 12

Jumlah Bahagian A 60

B9 20

10 20

C11 20

12 20

Jumlah Besar

1.

2.

3.

4.

5.

6.

7.

8.

Nama : ……………………………….............................. Tingkatan : ………………

4531/2FizikKertas 2OKTOBER20082 ½ Jam

SULITMOZ@C

Kertas soalan ini mengandungi tiga bahagian :Bahagian A, Bahagian B dan Bahagian CJawab semua soalan dalam Bahagian A, satusoalan daripada Bahagian B dan satu soalandaripada Bahagian C.Jawapan kepada ketiga-tiga bahagian inihendaklah diserahkan bersama-sama.Jawapan kepada Bahagian A hendaklah ditulis

dalam ruang yang disediakan dalam kertas soalan.Jawapan kepada Bahagian B dan Bahagian Chendaklah dituliskan pada ruang jawapan yangdisediakan dalam kertas soalan ini. Walaubagaimanapun kertas tulis tambahan sekiranyadigunakan, perlulah diikat bersama dengan bukusoalan ini. Dalam jawapan anda, persamaan,gambar rajah, jadual, graf dan cara lain yangsesuai untuk menjelaskan jawapan anda bolehdigunakan.Rajah tidak dilukis mengikut skala kecualidinyatakan.Markah maksimum yang diperuntukkan ditunjukkandalam kurungan pada hujung tiap-tiap soalan ataubahagian soalan.Penggunaan kalkulator saintifik yang tidak bolehdiprogramkan dibenarkan.

Kertas ini mengandungi 22 halaman bercetak4531/2 SULIT


SULIT 4531/2

4531/2

2

The following information maybe useful. The symbols have their usual meaning.

1.

2.

3.

4.

5.

6.

7.

8.

9.

10.

11.

12.

13.

14.

15.

16.

17.

18.

19.

MOZ@C

v2 = u2 + 2as

a =t

uv

s = ut +2

1at2

Momentum = mv

F = ma

Kinetic Energy = ½ mv2

Gravitational Potential Energy = mgh

Elastic Potential Energy =2

1Fx

F = kx

ρ =V

m

Pressure in liquid, P = hg

Pressure, P=A

F

Heat, Q = mc

Heat, Q = mℓ

P1V1 = P2V2

2

2

1

1

T

V

T

V

2

2

1

1

T

P

T

P

T

PV= constant

SULIT

g = 10 ms-2


SULIT 4531/2

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3

Section A

[60 marks]

Answer all question

1 Diagram 1 shows a micrometer screw gauge when the jaws are closed.Rajah 1 menunjukkan sebuah tolok skru mikrometer semasa rahangnya rapat.

a) Name the part label P.Namakan bahagian berlabel P.

………………………………………………………………………………..........................................[1 mark]

b) What is the function of the part label P?Apakah fungsi bahagian berlabel P ?

………………………………………………………………………………..........................................[1 mark]

c) What is the value of zero error shown by the micrometer above?Berapakah nilai ralat sifar yang ditunjukkan oleh tolok skru mikrometer di atas?

………………………………………………………………………………..........................................[1 mark]

d) Give one reason why micrometer screw gauge is more accurate compare to a vernier calliper.Berikan satu sebab mengapa tolok skru mikrometer adalah alat yang lebih jitu berbanding denganangkup vernier .

…………………………………………………………………………...................................................[1 mark]

P

DIAGRAM 1RAJAH 1

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2 Diagram 2 shows a boy throwing a ball upwards at a velocity of 10 m s-1. The ball decelerates to amaximum height before accelerating downwards.Rajah 2 menunjukkan seorang budak lelaki melontar bola ke atas dengan kelajuan 10 m s-1. Bola itubergerak dengan nyahpecutan sehingga mencapai tinggi maksimum sebelum memecut turun.

(a) Name one force that isNamakan daya yang be

………………………

(b) Using the equation: vMenggunakan persama

(c) Sketch a displacement,Lakarkan graf sesaran

MOZ@C

SULIT

DIAGRAM 2RAJAH 2

acting on the ball.rtindak pada bola itu.

………………………………………………………………………………….[1 mark]

2 = u2 + 2 as , calculate the maximum height reach by the ball.an: v2 = u2 + 2 as, hitung tinggi maksimum yang dicapai oleh bola.

[2 marks]

s against time,t graph to describe the motion of the ball.,s, lawan masa,t, bagi menerangkan pergerakan bola.

[2 marks]


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3 Diagram 3 shows an arrangement of apparatus used to determine the atmospheric pressure in a laboratory.The length of the glass tube is 100 cm and the atmospheric pressure in the lab is 75 cm Hg.Rajah 3 menunjukkan satu susunan radas digunakan untuk menentukan tekanan atmosfera di dalammakmal. Panjang tiub kaca adalah 100 cm dan tekanan atmosfera di dalam makmal adalah 75 cm Hg.

(a ) Name the apparatuNamakan radas ya

……………………

(b ) What is in space XApakah yang terda

……………………

(c ) (i) What is the valApakah nilai H

……………………

(ii) What happensApakah yang

……………………

(iii) Give a reasonBerikan satu se

……………………

(d) State one applicatiNyatakan satu apli

……………………

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d

s shown in Diagram 3.ng ditunjukkan pada Rajah 3.

………………………………………

?pat dalam ruang X?

………………………………………

ue of H??

………………………………………

to height, H, when this apparatus is sberlaku kepada ketinggian, H, apabila

………………………………………

for your answer in c(ii).bab kepada jawapan anda di c (ii).

………………………………………

on of atmospheric pressure in everydaykasi tekanan atmosfera dalam kehidup

………………………………………


DIAGRAM 3

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……………………………………….[ 1 mark ]

………………………………………[ 1 mark ]

…………………………………………….[ 1 mark ]

ubmerged in water.radas ini ditenggelamkan ke dalam air.

……………………………………………..[ 1 mark ]

……………………………………………..[ 1 mark ]

life.an harian.

……………………………………………..[1 mark]

RAJAH 3

ELAKA

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4 Diagram 4 shows a truck pulling a car with a cable. The cable is at an angle of 600 to the horizontal.The force, F, of the cable is 1500 N.Rajah 4 menunjukkan sebuah trak sedang menunda sebuah kereta dengan menggunakan kabel. Kabel ituadalah pada sudut 600 dari ufuk. Daya, F, pada kabel adalah 1500 N.

(a) What isApakah

…………

…………

(b) On DiagIn your dDalam Randa tun

(c) CalculatHitung m

(d) What isApakah ke

(i) Fx :…

(ii) Fy:…

MOZ@C

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DIAGRAM 4RAJAH 4

meant by force?yang dimaksudkan dengan daya?

………………………………………………………………………………..............................

…………………………………………………………………………………………………..[1 mark]

ram 4, draw the horizontal component, Fx and the vertical component Fy for F.rawing show the direction of Fx and Fy.ajah 4, lukiskan komponen ufuk, Fx, dan komponen tegak, Fy untuk F. Dalam lukisanjukkan arah Fx dan Fy.

[2 marks]e the magnitude of the horizontal component, Fx.agnitud komponen ufuk Fx.

[2 marks]the effect of the component of forces, Fx and Fy to the towed car?san komponen daya, Fx dan Fy kepada kereta yang ditunda itu?

………………………………………………………………………………………………..

…………………………………………………………………………………………………[2 marks]


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5 Diagram 5.1 and Diagram 5.2 show the hair shampoo is pressed out with the same force from a shampoocontainer.Rajah 5.1 dan 5.2 menunjukkan syampu rambut ditekan keluar dengan daya yang sama dari bekassyampu

(

(

(

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SULIT

a ) What is meant by pressure ?Apakah yang dimaksudkan dengan tekanan?

…………………………………………………………………………………………………….[ 1 mark ]

b ) Based on Diagram 5.1 and Diagram 5.2, compareBerdasarkan Rajah 5.1 dan 5.2, bandingkan

( i ) the volume of shampoo in the containerisipadu syampu dalam bekas

………………………………………………………………………………………………[1 mark ]

( ii ) the volume of shampoo that spurts out from the containerisipadu syampu yang dipancut keluar dari bekas.

……………………………………………………………………………………………..[1 mark]

c) Based on your answer in (b),Berdasarkan jawapan anda dalam (b),

(i) relate the volume of shampoo in the container with the volume of shampoo that spurts outfrom the container.hubungkaitkan isipadu syampu dalam bekas dengan isipadu syampu yang dipancutkeluar dari bekas.

……………………………………………………………………………………………..[1 mark]


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(ii) relate the volume of shampoo that spurts out from the container with the pressureexerted by the shampoo.hubungkaitkan isipadu syampu yang dipancut keluar dari bekas dengan tekanan yangdikenakan oleh syampu.

……………………………………………………………………………………………..[1 mark]

(iii) state the relationship between pressure and the volume of shampoo in the container.nyatakan hubungan di antara tekanan dan isipadu syampu di dalam bekas.

………………………………………………………………………………………………

……………………………………………………………………………………………..[1 mark ]

( d ) State one characteristic of the liquidNyatakan satu ciri cecair itu

………………………………………………………………………………………………………[1 mark ]

( e ) Name the principle involved that enable the shampoo to spurt out from the container.Namakan prinsip yang terlibat yang membolehkan syampu dikeluarkan dari dalam bekas.

………………………………………………………………………………………………………[1 mark]

6 Diagram 6.1 and 6.2 show a virtual image produced by a plane mirror and a convex mirror respectively.Rajah 12(a) dan rajah 12(b) menunjukkan imej maya yang terbentuk pada cermin satah dan cermincembung masing-masing.

(

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a) What isApakah

.................

DIAGRAM 6.1

meant by virtual image?yang dimaksudkan dengan imej maya?

.........................................................................

RAJAH 6.1


DIAGRAM 6.2

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............................................... ........................[1 mark ]

RAJAH 6.2

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(b) Based on Diagram 6.1 and Diagram 6.2,Berdasarkan Rajah 6.1 dan Rajah 6.2,

(i) compare the size of the imagebandingkan saiz imej

...........................................................................................................................................................[1 mark]

(ii) state one other similarity of the image formed besides virtual.nyatakan satu ciri imej yang sepunya yang lain daripada imej maya.

...........................................................................................................................................................[1 mark]

(c) In Diagram 6.3, draw a ray diagram to show how the image in Diagram 6.2 is formed.Dalam Rajah 6.3, lukiskan rajah sinar untuk menunjukkan bagaimana imej dalam Rajah 6.2terbentuk.

[3 marks]

DIAGRAM 6.3RAJAH 6.3

(e) Name the light phenomenon that occurs.Namakan fenomena cahaya yang berlaku.

............................................................................................................................................................[1mark]

(f) State one advantage of using convex mirror as the side mirror of a car.Nyatakan satu kelebihan menggunakan cermin cembung sebagai cermin sisi kereta.

…………………………………………………………………………................................................[1mark]

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7 Diagram 7 shows a hydrometer used to determine the density of a liquid.Rajah 7 menunjukkan sebuah hidrometer yang digunakan untuk menentukan ketumpatan suatu cecair

Diagram 7Rajah 7

(a) (i) Name the physics principle involved .Namakan prinsip fizik yang terlibat.

……………………………………………………………………………………………………..[ 1 mark ]

(ii) Explain why the hydrometer floats on the surface of the liquid.Terangkan mengapa hidrometer terapung di atas permukaan cecair itu.

………………………………………………………………………………………………………

…………………………………………………………………………………………………….[ 1 marks ]

(iii) The volume of the hydrometer under the surface of the liquid is 25 cm3. The density of liquidmeasured is 0.8 g cm-3. Calculate the buoyant force exerted to the hydrometer.Isipadu hidrometer di bawah permukaan cecair adalah 25 cm3. Ketumpatan cecair yang diukurialah 0.8 g cm-3. Hitungkan daya tujah keatas yang bertindak ke atas hidrometer itu.

[ 2 marks ]

[Lihat sebelah]

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(b) The hydrometer in Diagram 7 is unsuitable to measure the density of an acid solution which hassmaller density.Hidrometer dalam Rajah 7 tidak sesuai untuk mengukur ketumpatan larutan asid yang mempunyaiketumpatan yang lebih rendah.

(i) State two modifications required to the hydrometer so that it can be used to measure the densityof the acid solution.Nyatakan dua pengubahsuaian yang diperlukan kepada hidrometer itu supaya ia boleh menyukatketumpatan larutan asid itu.

......…………………………………………………………………………………………………

. .…………………………………………………………………………………………………...[ 2 marks ]

(ii) Give the reasons for your answer in b(i)Berikan sebab bagi jawapan anda dalam (b) (i).

.……………………………………………………………………………………………………

…………………………………………………………………………………………………….

…………………………………………………………………………………………………….[ 2 marks ]

(iii) Suggest one method to increase the stability of the hydrometer.Cadangkan satu kaedah untuk meningkatkan kestabilan hidrometer tersebut.

………………………………………………………………………………………………………

………………………………………………………………………………………………………[ 1 mark ]

(c) What happens to the hydrometer in Diagram 7 when it is placed in a higher density liquid?Apakah yang berlaku kepada hidrometer dalam Rajah 7 apabila ia diletakkan dalam cecair yangberketumpatan lebih tinggi?.

.…………………………………………………………………………………………………………

………………………………………………………………………………………………………….[ 1 mark ]

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8 Diagram 8.1 and Diagram 8.2 show a block of iron and a block of aluminium, each of mass 250 g, areheated by an immersion heater. The power of the immersion heater is 50 W.Rajah 8.1 dan Rajah 8.2 menunjukkan sebuah blok besi dan sebuah blok aluminium setiap satu berjisim250 g dipanaskan dengan pemanas rendam. Kuasa pemanas rendam itu adalah 50 W.

The temperature-time graph for the two experiments are shown in diagram 8.3 .Graf suhu-masa bagi kedua-dua eksperimen ditunjukkan dalam Rajah 8.3.

(a) What is meant by heat?Apakah yang dimaksudkan dengan haba?

……………………………………………

(b) Based on Diagram 8.3, calculate the chanBerdasarkan Rajah 8.3, hitung perubahan(i) Iron

Besi

DIAGRAM 8.1 DIAGRAM 8.2

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SMS MUZAFF

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…………………………………………………………[1 mark]

ge in temperature per minute for;suhu per minit untuk

[2 marks]

DIAGRAM 8.3

[Lihat sebelahAR SYAH , MELAKA

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(ii) AluminiumAluminium

[2 marks]

(c) Based on your calculation, which metal gets hot faster? Explain your answer.Berdasarkan kepada kiraan anda, logam yang manakah lebih cepat panas? Terangkan jawapananda.

…………………………………………………………………………………………………………..

…………………………………………………………………………………………………………..[2 marks]

(d) Determine the specific heat capacity for iron and aluminium.Tentukan muatan haba tentu besi dan aluminium.

[3 marks]

(e) Table 8 shows the specific heat capacity of materials which could be used to make a frying pan.Jadual 8 menunjukkan muatan haba tentu bahan yang boleh digunakan untuk membuat kuali.

MaterialBahan

Specific heat capacity/ J kg-1 oC-1

Muatan haba tentuA 780B 1528C 1415

TABLE 8Based on your answer in (c) and (d) , which material would be suitable to make a frying pan?Explain your answer.Berdasarkan kepada jawapan anda di (c) dan (d), bahan yang manakah sesuai untuk dibuat kuali?

………………………………………………………………………………………………………….

………………………………………………………………………………………………………….[2 marks]

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Section B

[ 20 marks ]

Answer any one question

9 (a) Diagram 9.1 and Diagram 9.2 show two springs M and N. Both springs are of the samematerial and same wire thickness but have different spring constant.Rajah 9.1 dan Rajah 9.2 menunjukkan dua spring M dan N. Kedua-dua spring adalah dari bahanyang sama dan ketebalan yang sama tetapi mempunyai pemalar spring yang berlainan

(i) What is meant byApakah yang dima

(ii) Using Diagram 9.1spring and the exteRelate the mass lowith the spring coMenggunakan Rajspring dan pemanHubungkaitkan jispemalar spring.

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spring constant?ksudkan dengan pemalar spring?

and Diagram 9.2, compare the mass loadension of the spring.aded by the spring, the diameter of the spri

nstant.ah 9.1 dan Rajah 9.2, bandingkan jisim yanjangan spring.im yang dibeban oleh spring, diameter spri

DIAGRAM 9.1


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[1 mark]

d by the spring, the diameter of the

ng and the extension of the spring

g dibeban oleh spring, diameter

ng dan pemanjangan spring dengan

[5 marks]

DIAGRAM 9.2

[Lihat sebelah

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(b) The springs in Diagram 9.1 and 9.2 will return to its original length when the load is removed.Explain how the forces between molecules cause the elasticity.Spring dalam Rajah 9.1 dan 9.2 akan kembali kepada panjang asal apabila beban dikeluarkan.

Terangkan bagaimana daya-daya antara molekul menyebabkan kekenyalan.[ 4 marks]


(c) Diagram 9.3 shows a spring of the suspension system in an ordinary motorcycle.Rajah 9.3 menunjukkan suatu spring yang terdapat dalam sistem suspensi pada sebuah motosikalbiasa.

(i) State two functions of the spring in the suspension system ?Nyatakan dua fungsi spring dalam sistem suspensi itu?

[2 marks]

(ii) Using the suitable physics concepts, you are required to give some suggestions ondesigning a racing motorcycle of 500cc. Explain your suggestions based on thefollowing aspects ;Menggunakan prinsip fizik yang sesuai, anda dikehendaki memberi beberapa cadangan untukmerekabentuk sebuah motosikal lumba 500 cc. Terangkan cadangan anda berdasarkan aspek-aspek berikut:

- density of motorcycle partsketumpatan bahagian motosikal

- engine powerkuasa enjin

- spring in suspension systemspring dalam sistem suspensi

- size of tyresaiz tayar

[ 8 marks]

spring in suspensionsystem

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10 Diagram 10.1 and Diagram 10.2 show two methods of transfering a heavy load of 50 kg from the groundto the lorry. The forces needed to transfer the heavy load are not the same. However, the work done forboth methods of transfering are the same.Rajah 10.1 dan Rajah 10.2 menunjukkan dua kaedah untuk memindahkan beban yang berat berjisim 50 kgdari tanah ke atas lori. Daya yang diperlukan untuk memindahkan beban yang berat itu berbeza.Walaubagaimanapun, kerja yang dilakukan bagi kedua-dua kaedah pemindahan adalah sama.

(a) WhatApak

(b) Usingthe loRelatdone.StatetransfMengjarakHubuyangNyatamemi

(c) In a wEvenExplaDalaChonkuasa

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DIAGRAM 10.1

is meant by work?ah yang dimaksudkan dengan kerja?

diagram 10.1 and 10.2, compare the forces needed to transfead and the potential energy gained by the load.e the forces needed to transfer the load and the distance trave

the relationship between the potential energy gained by the loering the load.gunakan Rajah 10.1 dan 10.2, bandingkan daya yang diperluyang dilalui beban dan tenaga keupayaan yang diperolehi bengkaitkan daya yang diperlukan untuk memindahkan beban ddilakukan.kan hubungan di antara tenaga keupayaan yang diperolehi dndahkan beban.

all climbing competition, Ali of mass 45 kg reached the peakthough Ali won the competition, Ali is said to have the samein the reason why.

m pertandingan ‘wall climbing’, Ali yang berjisim 45 kg sampg yang berjisim 60 kg. Sungguhpun Ali memenangi pertandinyang sama dengan Chong. Terangkan sebab mengapa.

RAJAH 10.1


DIAGRAM 10.2

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[1 mark]

r the load, the distance travelled by

lled by the load with the work

ad and the work done on

kan untuk memindahkan beban,ban.an jarak yang dilalui dengan kerja

an kerja yang dilakukan untuk

[ 5 marks]

earlier than Chong of mass 60 kg.power as Chong.

ai ke puncak lebih dahulu darigan itu, Ali dikatakan mempunyai

[4 marks]

RAJAH 10.2

[Lihat sebelah

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(d) Diagram 10.3 shows an athlete of mass 60 kg in a Pole Vaulting event. J, K,N,O and P are thepositions of the athlete. The height of the bar from ground is 5 m.Rajah 10.3 menunjukkan seorang atlit yang berjisim 60 kg dalam acara Lompat Bergalah. J,K,N,O dan P adalah kedudukan atlit. Tinggi palang dari tanah adalah 5 m.

Using the suitatechniques anModificationsMenggunakan pteknik athlit danselamat. Pengu

- running techteknik laria

- jumping tecteknik melo

- characteristciri-ciri gal

- athlete’s attpakaian ath

- athlete’s safkeselamatan

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ble physics concepts, suggest modifications that can be made to the athlete’sd equipments so that the athlete can jump higher and land safely.can be emphasised on the following aspects;rinsip fizik yang sesuai, terangkan pengubahsuaian yang perlu dilakukan kepadaperalatan supaya athlit boleh melompat dengan lebih tinggi dan mendarat denganbahsuaian boleh menekankan kepada aspek-aspek berikut:

niquen

hniquempat

ics of poleah

irelit

etyathlit

[10 marks]



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Section C

[20 marks]

Answer any one question

11. Diagram 11.1 shows a metal block of mass 250 g is immersed in boiling water for a long time. The metalblock is then transferred to a beaker containing water until a thermal equilibrium is achieved. The initialtemperature of water in the beaker is 29 °C and the mass of water is 500g.Rajah 1.1 menunjukkan satu bongkah logam berjisim 0.25kg direndam di dalam air yang mendidih dalamjangka masa yang lama. Bongkah logam itu dipindahkan ke dalam satu bikar berisi air sehinggamencapai keseimbangan terma. Suhu awal air di dalam bikar itu adalah 29 °C dan jisim air itu adalah500g.

(a) (i) What is meant by thermal equilibrium?Apakah yang dimaksudkan dengan keseimbangan terma?

(ii) Explain how a liquid –glass thermometer can be used to measuperson. Explain heat transfer that takes place at each stage ofTerangkan bagaimana termometer cecair dalam kaca digunaseorang yang sakit. Terangkan pemindahan tenaga yang berlpengukuran.

(b) Based on Diagram 11.1 and the informations above , when the meimmersed in the second beaker of water,

Berdasarkan Rajah 11.1 dan maklumat-maklumat di atas, apabiladirendam ke dalam bikar air yang kedua,

(i) state the initial temperature of the metal block.nyatakan suhu awal bongkah logam.

(ii) calculate the final temperature of the water.hitungkan suhu akhir air di dalam Rajah 11.1

(iii) state one assumption which you have made in (b) (ii)nyatakan satu anggapan yang telah anda buat dalam

[Specific heat capacity of water is 4200 J kg-1 °C] [Specific heat capac[ Muatan haba tentu air adalah 4200 J kg-1 °C] [ Muatan haba tentu bon

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DIAGRAM 11.1

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[1 mark]re the body temperature of a sick

measurement.kan untuk mengukur suhu badanaku dalam setiap peringkat

[4 marks]

tal block is transferred and

bongkah logam dipindahkan dan

(b) (ii) .

ity of the water is 900 J kg-1 °C]gkah logam adalah 900 J kg-1 °C]

[5 marks]

RAJAH 11.1

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(c) Diagram 11.2 shows parts of a car engine cooling system that uses liquid with a certain specific heatcapacity.Rajah 11.2 menunjukkan sebahagian sistem penyejuk enjin kereta yang menggunakan cecair denganmuatan haba tentu yang tertentu.

Diagram 11.2Rajah 11.2

You are asked to investigate the features of car radiator and the cooling material as shown in theTable 11 below.Explain the suitability of each feature in Table 11 and then determine the most suitable car engineradiator to be used. Give reason for your choice.Anda ditugaskan untuk mengkaji ciri-ciri radiator kereta dan cecair penyejuk seperti yangditunjukkan dalam Jadual 11 dibawah.Terangkan kesesuaian setiap ciri di dalam Jadual 11 di bawah dan seterusnya tentukan radiatorenjin kereta yang paling sesuai digunakan . Berikan sebab untuk pilihan anda.

CiriFeatures

Radiator

No. Of fin Blade

Bilangan sirippenyejuk

Size of Fan

Saiz kipas

Boiling point ofliquid/°C

Takat didihcecair /°C

Specific Heat Capacityof liquid/ J kg-1 °CMuatan Haba Tentucecair/J kg-1 °C

P ManyBanyak

SmallKecil

78 2450

Q A fewSedikit

SmallKecil

78 2450

R MediumSederhana

BigBesar

100 2450

S ManyBanyak

BigBesar

100 4200

T ManyBanyak

MediumSederhana

100 4200

TABLE 11[10 marks]

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12 Diagram 12.1 shows a patient is being fed with medicine from an intravenous injection ( IV ) bottle. Themedicine from the IV bottle is able to enter the patient’s vein due to the difference in pressure.Rajah 12.1 menunjukkan seorang pesakit disalurkan ubat melalui botol suntikan intravenus ( IV ). Ubatdari botol IV boleh dialirkan kepada pesakit disebabkan oleh perbezaan tekanan.

(a) State onNyataka

(b) ExplainTerangk

(c) Diagramwater taRajah 12sebuah r

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e factor that affect the pressure in liquid.n dua faktor yang mempengaruhi tekanan dalam cecair.

[1 mark]how the medicine flows from the IV bottle into the patient’s vein.an bagaimana ubat mengalir dari botol IV kepada vena pesakit.

[4 marks]

12.2 shows a water supply system. Water from a water storage tank is pumped to thenk of a house in a housing estate..2 menunjukkan sistem bekalan air. Air daripada tangki penyimpan air dipam ke tangki airumah dalam suatu kawasan perumahan.

SMS MUZA

DIAGRAM 12.2

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RAJAH 12.2

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Table 12 shows the specifications of four water storage tanks, P, Q, R and S, that can be used to storewater in a housing estate.Jadual 12 menunjukkan speksifikasi empat tangki penyimpan air, P, Q, R dan S, yang digunakanuntuk menyimpan air untuk sebuah rumah dalam suatu kawasan perumahan.

Water storagetank

Tangkipenyimpan air

P Q R S

Material usedBahan yangdigunakan

metallogam

concretekonkrit

concretekonkrit

metallogam

DensityKetumpatan

lowrendah

hightinggi

lowrendah

lowrendah

ShapeBentuk

Height from theground

Tinggi daripadabumi

lowrendah

hightinggi

hightinggi

lowrendah

TABLE 12JADUAL 12

You are required to determine the most suitable water storage tank. Study the specifications ofall the four water storage tanks based on the following aspects :Anda diminta untuk mengenal pasti tangki penyimpan air yang paling sesuai. Kaji spesifikasikeempat-empat tangki penyimpan air itu berdasarkan aspek :

- The material usedBahan yang digunakan

- The density of the tankKetumpatan tangki

- The shape of the tankBentuk tangki

- The height of the tank from the groundKetinggian tangki daripada bumi

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Explain the suitability of the aspects.Terangkan kesesuaian aspek-aspek tersebut.

[10 marks]

( d ) Diagram 12.3 shows a manometer with arms of different cross section. Liquid Y of density1 200 kg m-3 is poured into the manometer. The level of liquid Y is found to be the same at

both arms of the manometer.Rajah 12.3 menunjukkan sebuah manometer dengan lengan yang berbeza keratan rentasnya.Cecair Y dengan ketumpatan 1 200 kgm-3 diisi ke dalam manometer. Paras cecair Y didapatisama pada kedua-dua lengan manometer.

i.

ii.

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Explain why the level of liquid Y in both arms oTerangkan mengapa paras cecair Y pada kedua

Diagram 12.4 shows the condition of liquids whis poured into the right arm of the manometer. C

Rajah 12.4 menunjukkan keadaan cecair apabiladituang ke dalam lengan kanan manometer terse

RAJAH 12.3

SMS MUZAFFAR SYAH , MEL

DIAGRAM 12.4
DIAGRAM 12.3
SULIT

f the manometer are equal.-dua lengan manometer adalah sama.

[2 marks]

en another immiscible liquid, X,alculate the density of liquid X.

sejenis cecair yang tak bercampur, X,but. Hitung ketumpatan cecair X.

[3 marks]

RAJAH 12.4

AKA

BAHAGIAN SEKOLAH BERASRAMA PENUHDAN SEKOLAH KLUSTER



FIZIK

Kertas 3

Satu jam tiga puluh minit

JANGAN BUKA KERTAS SOALAN INI SEHINGGA DIBERITAHU

Nama : ……………………………….............................. Tingkatan : ………………

4531/2FizikKertas 3OKTOBER20071 ½ Jam

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Kegunaan Pemeriksa

Bahagian SoalanMarkahPenuh

Markah

A 1 16

2 12

B 3 12

4 12

JUMLAH

1. Kertas soalan ini mengandungi dua bahagian :Bahagian A dan Bahagian B.

2. Jawab semua soalan dalam Bahagian A.Tuliskan jawapan bagi Bahagian A dalamruang yang disediakan dalam kertas soalan.

3. Jawab satu soalan daripada Bahagian B.Tuliskan jawapan Bahagian B pada ruanganyang disediakan.. Jawab Bahagian B denganlebih terperinci.Jawapan mestilah jelas dan logik.

4. Tunjukkan kerja mengira, ini membantu andamendapat markah.

5 Gambarajah yang mengiringi soalan tidak dilukismengikut skala kecuali dinyatakan.

6. Markah yang diperuntukkan bagi setiap soalanatau ceraian soalan ditunjukkan dalam kurungan.

7 Anda dibenarkan menggunakan kalkulator saintifikyang tidak boleh di programkan

8 Masa yang dicadangkan untuk menjawabBahagian A ialah 60 minit dan Bahagian Bialah 30 minit.

9 Serahkan semua kertas jawapan anda di akhirpeperiksaan

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Section ABahagian A[28 marks}[28 markah]

Answer all questions in this section.Jawab semua soalan dalam bahagian ini.

1 A students carries out an experiment to investigate the relationship between volume ofair, V and the pressure, P. The arrangement of the apparatus is shown in Diagram 1.1.Seorang murid menjalankan satu eksperimen untuk mengkaji hubungan antara isipaduudara dan tekanan. Susunan radas ditunjukkan pada Rajah 1.1.

Diagram 1.1Rajah 1.1

The piston is pushed slowly until the volume of air is 35 cm3.The pressure of air, P isrecorded by using the Bourdon gauge. The actual reading of the Bourdon gauge isshown in diagram 1.2 on page 3.The above procedure is repeated by varying the volume of air 30 cm3, 25 cm3, 20 cm3,15 cm3 and 10 cm3.The actual corresponding reading of Bourdon gauge shown inDiagram 1.3, 1.4, 1.5 and 1.6 on page 4Picagari ditekan secara perlahan sehingga isipadu udara 35 cm3.Tekanan udara,Pdirekod dengan menggunakan Tolok Bourdon. Bacaan sebenar oleh Tolok Bourdonditunjukkan pada diagram 1.2 di halaman 3. Prosedur di bawah diulangi bagi isipaduudara 30 cm3, 25 cm3, 20 cm3, 15 cm3 and 10 cm3. Bacaan sebenar yang sepadandengan bacaan oleh Tolok Bourdon ditunjukkan pada Rajah 1.3, 1.4, 1.5 dan 1.6 dihalaman 4.(a) For the experiment on page 3 and 4, identify:

Bagi eksperimen di halaman 3 dan 4 kenal pasti:

(i) The manipulated variable

Pembolehubah dimanipulasi

………………………………………………………………………………..[1 mark]

[1 markah ](ii) The responding variable

Pembolehubah gerak balas

…………………………………………………………………………………[1 mark]

[1 markah ](iii) The constant variable

Pembolehubah dimalarkan

……………………………………………………………………………….....

[1 mark]

[1 markah ]

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3

P=…………………….Volume of air = 35 cm3

Diagram 1.2

P =…………………..…Volume of air = 30 cm3

Diagram 1.3

P =…………………..Volume of air = 25 cm3

Diagram 1.4

P =……………………Volume of air = 20 cm3

Diagram 1.5

P=…………………….Volume of air = 15 cm3

Diagram 1.6

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4

(b) Based on Diagram 1.2, 1.3, 1.4, 1.5 and 1.6 on page 3

Berdasarkan Rajah 1.2, 1.3, 1.4, 1.5 dan 1.6 di halaman 3

(i) Record the Bourdon gauge reading, in the spaces provided on page 3.Catatkan bacaan Tolok Bourdon dalam ruang yang disediakan di halaman.

[ 2 marks][ 2 markah]

(ii)Tabulate your results for V, and P in space below.

Jadualkan keputusan anda bagi V, dan P pada ruang di bawah

[5 marks][5 markah]

(c) On the graph paper on page 5 , plot graph of P against .

Pada kertas graf di halaman 5, lukiskan graf P melawan .

[5 marks][5 markah]

(d) Based on your graph in 1 (c) , state the relationship between P and

Berdasarkan graf anda di 1(c),nyatakan hubungan antara graf P

melawan .

……………………………………………………………………………...

[1 mark]

[1 markah]

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5

againstGraph P

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6

2 A student carries out an experiment to investigate the relationship between the force, F

and time, t for a trolley move a distance of 1m. The result of this experiment is shown

in the graph of F against in diagram 2.1 on page 7.

Seorang murid menjalankan satu eksperimen untuk mengkaji hubungan daya,F

dengan masa,t bagi satu troli yang bergerak dengan jarak 1m. Keputusan bagi

eksperimen ini ditunjukkan oleh graf F melawan pada Rajah 2.1 dihalaman 7.

(a) Based on the graph in Diagram 2.1,

Berdasarkan graf pada Rajah 2.1

(i)What happen to F as increases?

Apakah yang berlaku pada F apabila bertambah?

………………………………………………………………………………........

[1 mark]

[1 markah]

(ii) Determine the value of F when = 0.

Show on the graph, how do you determine the value of F.

Tentukan nilai F apabila = 0

Tunjukkan pada graf ,bagaimana anda menentukan nilai F.

[2 marks][2 markah]

(iii) Determine the value of t when F = 1.8 N.

Tentukan nilai bagi t apabila F = 1.8 N.

[2 marks]

[2 markah]

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7

F / N

0.100

0.40

0.80

1.20

1.60

2.00

2.40

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SMS MUZ

Graph of F against

0.20 0.30 0.40 0.50

Diagram 2.1

AFFAR SYAH , MELAKA

/ s-2

8

formula m = .(b) The mass of trolley, m is given by the

Jisim bagi troli,m diberi dengan formula m = .

(i) Calculate the gradient of the graph F against . Show on the graph how

you determine the gradient.

Hitungkan kecerunan bagi graf F melawan . Tunjukkan pada graf

bagaimana anda menentukan kecerunan.

[3 marks]

[3 markah]

(ii) By using formula m = and the value obtained in b(i) calculate the

mass of trolley.

Dengan menggunakan formula m = dan nilai yang di perolehi dalam

b(i) ,hitungkan jisim bagi troli.

[2 marks][2 markah]

(c) State one precaution that should be taken to improve the results of the experiment.Tentukan satu langkah berjaga-jaga yang perlu diambil untuk meningkatkankeputusan dalam eksperimen.

………………………………………………………………………………………..[1 mark]

[1markah]

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9

Section BBahagian B[ 12 marks ][12 markah]

Answer any one question.Jawab mana-mana satu soalan dalam bahagian ini.

The time suggested to answer this section is 30 minutes.Masa yang dicadangkan untuk menjawab bahagian ini ialah 30 minit.

3 Diagram 3 shows two different situations of a skier by wearing ordinary shoes and thenwearing snow hoes. The mass of ordinary shoes and the snow shoes are the same

Rajah 3 menunjukkan dua situasi bagi seorang peluncur salji dengan memakai kasutbiasa dan kemudiannya memakai kasut salji. Jisim kasut biasa dan kasut salji adalahsama.

Diagram 3Rajah 3

Based on your observations on the depth of sinking of the skier in the snow by wearingordinary shoes and by wearing snow shoes.Berdasarkan pemerhatian anda tentang kedalaman tenggelam peluncur salji itu didalam salji dengan memakai kasut biasa dan dengan memakai kasut salji.

(a) State one suitable inferenceBuat satu inferens yang sesuai [1 mark]

[1 markah]

(b) State one appropriate hypothesis that could be investigated.Nyatakan satu hipotesis yang sesuai dan boleh disiasat [1 mark]

[1 markah](c) With the use of apparatus such as a one kg load,plasticine,vernier caliper,

different area of wooden block and other apparatus,describe an experiment toinvestigate the hypothesis stated in 3(b).

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10

Dengan menggunakan radas seperti 1kg pemberat, plastisin, angkup vernier danradas lain ,terangkan satu eksperimen untuk menyiasat hipotesis yang dnyatakandi 3(b)

In your description,state clearly the following :Dalam penerangan anda, jelaskan perkara berikut :

(i) The aim of the experimentTujuan eksperimen

(ii) The variables in the experimentPembolehubah yang terlibat dalam eksperimen itu

(iii) The list of apparatus and materialsSenarai radas dan bahan

(iv) The arrangement of the apparatusSusunan radas

(v) The procedure of the experimentDescribe how to control measure the manipulated variables and how tomeasure the responding variables.Prosedur yang digunakan dalam eksperimen.

Terangkan bagaimana mengawal dan mengukur pembolehubah dimanipulasi,dan bagaimana mengukur pemboleh ubah bergerak balas.

(vi) The way to tabulate the dataCara unyuk menjadualkan data

(vii) The way to analyse the dataCara untuk menganalisis data

[10 marks][10 markah]

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11

4 A boy pushes the boxes along a level walkway as shown in Diagram 4.1. Theboy experiences that the boxes move slowly. When the boy removes one of theboxes as shown in Diagram 4.2, he experiences that the boxes move faster thanbefore although the same force was applied.

Seorang budak lelaki menolak beberapa buah kotak di sepanjang satu laluan sepertiyang ditunjukkan dalam Rajah 3.1. Budak lelaki itu mendapati kotak-kotak bergeraksangat perlahan. Apabila budak lelaki itu mengeluarkan satu daripada kotak-kotakitu seperti ditunjukkan dalam Rajah 3.2, dia mendapati kotak-kotak itu bolehdigerakkan lebih laju, walaupun daya yang sama dikenakan..

Diagram 4.1 Diagram 4.2Rajah 4.1 Rajah 4.2

Based on the information and obsevation above :Berdasarkan maklumat dan pemerhatian di atas:

(a) State one suitable inference.Nyatakan satu inferens yang sesuai.

[ 1 mark ]

(b) State one suitable hypotesis.Nyatakan satu hipotesis yang sesuai.

[ 1 mark ]

(c) With the use of apparatus such as a trolley, ticker timer, ticker tape, elastic cordand other apparatus, describe an experiment framework to investigate thehypothesis stated in 4(b).

In your description, state slearly the following :

Dengan menggunakan radas seperti troli, jangkamasa detik, pita detik, talikenyal dan lain-lain radas, terangkan satu rangka kerja ekperimen untukmenyiasat hipotesis yang anda nyatakan dalam 3(b)

Dalam penerangan anda jelaskan perkara berikut :

(i) The aim of the experimentTujuan eksperimen

(ii) The variables in the experimentPembolehubah yang terlibat dalam eksperimen itu

(iii) The list of apparatus and materialsSenarai radas dan bahan

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12

(iv) The arrangement of the apparatusSusunan radas

(v) The procedure of the experiment.Describe how to control the manipulated variables and how to measure theresponding variables.Prosedur yang digunakan dalam eksperimen.Terangkan bagaimana mengawal pembolehubah dimanipulasi,dan bagaimana mengukur pemboleh ubah bergerak balas.

(vi) The way to tabulate the dataCara untuk menjadualkan data

(vii) The way to analyse the dataCara untuk menganalisis data

[10 marks][ 10 markah]

END OF QUESTION PAPER

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SEKTOR SEKOLAH BERASRAMA PENUHBAHAGIAN SEKOLAH


PEPERIKSAAN AKHIR TAHUN (DIAGNOSTIK) SBPTINGKATAN 4 2008

FIZIK

PERATURAN PERMARKAHAN

KERTAS 1, 2 dan 3

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MARKING SCHEME – PAPER 1 (PHYSICS)

1 D 11 C 21 A 31 A 41 B

2 A 12 B 22 C 32 D 42 C

3 B 13 A 23 C 33 D 43 C

4 A 14 A 24 B 34 D 44 D

5 C 15 B 25 D 35 B 45 C

6 C 16 D 26 C 36 A 46 A

7 B 17 C 27 A 37 D 47 D

8 D 18 A 28 A 38 B 48 B

9 A 19 D 29 C 39 A 49 D

10 C 20 C 30 B 40 B 50 B

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MARKING SCHEME PAPER 2 PHYSICSDIAGNOSTIC F 4 EXAM SBP 2008

QuestionNumber

Mark scheme Mark

1 (a) (i) Rachet 1

(ii) To ensure the pressure exerted does not exceed // undue pressure isnot exerted

1

(b) 0.02 1

(c) The scale is smaller 1

Total 4

2. (a) Gravitational force 1

(b) V2 = u2 + 2as0 = 102 + 2 (-10) sS = 5m

11

(c)

2

Total 53. (a) Barometer 1

(b) Vacuum 1

(c) (i) 75 cm 1

(ii) increase 1

(iii) The pressure outside glass tube increases // pressure of water +atmospheric pressure

1

(d) Vacuum cleaner// syphon // straw // syringe // water pump 1Total 6

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4. (a) Anything that can move a stationary object // stop a moving object //change direction / shape / speed of an object.

1

(b)

2

(c) Fx = 1500 x cos 60= 750 N

11

(d) (i) Fx : to make car move forward // overcome frictional force 1(ii) Fy: to lift the car off the ground // to move the car upwards// to

overcome the weight of the car1

Total 75. (a) Normal Force / surface area // Normal force per unit area 1

(b) (i) Diagram 5.2 is bigger / greater // vice versa 1(ii) Diagram 5.2 is bigger / greater// vice versa 1

(c) (i) When the volume of shampoo in the container is less, the volume ofshampoo spurted out from the container is less // vice versa

1

(ii) When the volume of shampoo spurted out from the container is big,the pressure exerted towards the shampoo is big // vice versa

1

(iii) When the volume of the shampoo in the container increase thepressure also increases.

1

(d) Liquid used is non compressible / hard to compress 1(e) Pascal’s principle 1

Total 86. (a) Image that cannot be formed on screen 1

(b) (i) Image in Diagram 6.1 is bigger// vice versa 1(ii) upright 1

(c)

3

(d) Reflection 1(e) Wide angle of reflection // wider the vision 1

Total 8

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7. (a) (i) Archimedes’s principle // Forces in equilibrium // Principle offlotation

1

(ii) -The buoyant force = weight of the hydrometer // density of liquid >density of hydrometer // the volume of the liquid displaced by thehydrometer is large

1

(iii) F = V g= (8 x 102) x ( 25 x 10- 6 ) x 10 //= 0.2 N

11

(b) (i) - the plastic wall is replaced by a glass wall- increase the volume of the air filled bulb // reduce the mass of leadshot

11

(ii) - to avoid corrosion- to increase the buoyant force // to float the hydrometer

11

(iii) add more lead shot 1

(c) Less submerged //hydrometer floats higher 1Total 10

8. (a) Energy transfer from higher temperature body to lower temperature //type of energy that flow 1

(b) (i) 802= 40 °C per minute

11

(ii) 100 -207

= 807

= 11.43 °C per minute

1

1(c) -Iron

-the rate of change of temperature is higher11

(d)C iron = 50 x 2 x 60

0.25 x 80= 300 J kg-1 °C -1

C Al = 50 x 8 x 600.25 x 80

= 1200 J kg-1 °C -

11

1(e) - A

- it has lowest specific heat capacity // easily to get hot2

Total 12

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SECTION B

9. (a) (i) Ratio of force to the extension // F/x where F = Force and x =extension)

1

(ii) - mass in Diagram 9.1 = mass in diagram 9.2- Diameter in Diagram 9.1 < diameter in Diagram 9.2- Extension in Diagram 9.1 < extension in Diagram 9.2- As the diameter increases the extension increases- spring constant decreases

11111

(b) - The forces between molecule are attractive and repulsive force- When the spring is stretched attractive force between molecule acts- When the spring is compress the repulsive force between moleculeacts- When the force is released, the spring returns to its originalposition due to the forces

11

1

1(c) (i) - to absorb the shock

- to make the rider feel more comfortable // reduce vibration11

(ii)Modification ExplanationLow density of motorcycleparts

So that it is lighter

High engine power To produce high acceleration//high resultant force

High spring constant // stifferspring

So that the spring is stiffer //motorcycle bounce less // lessvibration

Wide tyre // smooth tyre To increase stability // to reducefriction

8

Total 20

10. (a) Work = force x displacement 1

(b) - Force in diagram 10.1 > force in Diagram 10.2- Distance travelled in 10.1 < Distance in Diagram 10.2- The Potential energy is the same- When Force is higher the distance traveled is shorter- Potential energy = Work done

11111

(c) - Power = mght

- Power is directly proportional to mass- Power is inversely proportional to time- Ratio of mass and time for both is equal // Chong has high mass,Ali has shorter time , power is the same

1

111

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(d)Modification ExplanationRun with higher speed To increase kinetic energyBend pole greater // jump whenthe pole is maximum bend

Increase elastic potential energy

Elastic pole // strong material //low density

So that the pole can return to itoriginal shape // So that it willnot break // light

Wear fit attire Reduce air resistanceUse mattress increase time of collision //

reduce impulsive force

10

Total 2011. (a) (i) Thermal equilibrium states that the net rate of heat flow from one

medium to another medium and vice versa is zero// temperature forboth medium is the same. 1

(ii) - Place the thermometer under the tongue- Heat transfer from the body to the mercury- The temperature rises // length of mercury increases- When the equilibrium state is achieves take the reading of

thermometer.

1111

(b) (i) 100 °C 1(ii) Heat supplied by metal block = heat gained by the water //

m 1 c1 θ 1 = m 2 c2 θ 20.25 x 900 x (100 – θ) = 0.5 x 4200 (θ -29)

θ = 27.74 °C

1

11

(iii) No heat loss to the surrounding 1(c) Aspect Explanation

Large numbers of fin blade-

Increase surface area //release heat quickly //engine cools quickly

Big size of fan Can suck more air // moreair can be blow to theengine

High boiling point Not easily to vaporize // thevolume of liquid reduceslowly // takes a longer timeto boil

High specific heat capacity Takes a longer time tobecome hot // the rise intemperature is slow

S is chosen Large numbers of finblade,big size of fan, highboiling point, high specificheat capacity 10

Total 20

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12. (a) Depth // density //g 1

(b) -Pressure increased with height-Pressure in IV bottle is greater than the patient’s vein-Medicine flowing from IV bottle because height produceddifference in pressure// Medicine flow from higher pressure to lowerpressure- gravitational pull // weight of liquid

111

1(c) Choices Explanation

Made of concrete Stronger / Not easy to break// metal can rust easily

low density lighter / the structure that holdthe tank able to withstand theweight of tank

thicker wall at the bottom //Diagram

able to withstand the higherpressure at the bottom

height from ground is high to produce a greater differencein pressure

R is chosen Made of concrete, low density,thicker wall at the bottom,height from ground is high

10(d) (i) -Atmospheric pressure at both side is equal

-Pressure does not depends on size of arm11

(ii) Patm + h1y g = P atm + h2 x g

( 10 x 10 -2 ) ( 1 200 ) ( 10 ) = ( 16 x10 -2 ) ( x ) ( 10 )

x = 750 kgm-3

1

1

1

Total 20

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PAPER 3

Question 1

Mark Section Answer

1 1 (a)(i) 1 State the manipulated variable correctlyVolume

1(ii)

1 State the responding variable correctlyPressure

1(iii)

1 State the constant variable correctlyTemperature // mass

7 (b)(i)

(ii)

Record the reading in the space provide don page 31 All 5 values of P are correct2 the values of P are consistent.

Tabulate the results correctly

1 Quantities of V, and P shown in the table give one

2 State the units of Vcorrectly. give one 3 The values of P is consistent to one decimal

places,

place is constant to 3 decimal place. give one

4& 5 All 5 values of / cm-3 correct- give two

If 3 /4 values are correct give one If < 3 , 0

Volume,V, cm3

/ cm-3 Pressure,P/ Pa

35 0.029 1.0 x 105

30 0.033 1.2 x 105

25 0.040 1.4 x 105

20 0.050 1.8 x 105

15 0.067 2.3 x 105

Full marks : 7

5 (c)(b) 5 Draw a complete graph of P against

V

1

Tick based on the following aspects;.

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1 P on the –y axis andV

1on the –x axis give

2 Both axes are marked with uiniform scaleAnd not odd scale ( 1,2, 4,5,10) give

3 All five points are plotted corectly (+/- 1 mm/ ½ squarebox) give

( Only three points plotted correcly , give )

4 Best fitted straight line is drawn give (berdasarkan keseimbangan bilangan titik di atas dan di bawahgarisan i.i sama banyak, /2:1 /3 :2. T . Titik paling jauh dari garisantidak lebih 0.5 cm)

Reject : curve line

5 Show the minimum size of graph at least 5(vertical) x 4(horizontal)square box (2 cm x 2 cm)(Dikira dari asalan hingga titik akhir jika mula dari asalan.

Jika tidak mula dari 0 , tengok titik pertama dan terakhir)Beri

score :

Number of Score7 5

5-6 43-4 32 21 1

Total maks : 5 marks

1 (d)(c) 1 State the correct relationship between P and

V

1

P inversely proportional to V

16 marks

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Question 2

Section Mark Answer

(a) (i)

(a) (ii)

(a) (iii)

(b)(i )

b ( ii )

(c)

1

11

1

1

1

1

1

1

1

1

State the changeincreases

State the value of F

-shows graph extrapolation0.4 N(reject without unit)

Show on the graph the corresponding value of 1.8N in the graph

, = 0.35

35.0

12 t

t = 1.69 sCalculate the gradient of the graph, h and state the value ofh with the acceptable range-Draw a sufficiently large triangle to calculate the gradient of thegraph.-Correct substitution (follow candidate’s triangle)

10.050.0

80.040.22

Ft

-State value of the gradient with correct unit.

4.0 Ns2

Correct substitution to the formula

4

gradientm

4

4m

1.0 Ns2

State one precaution

Eyes is perpendicular to the scale of reading as to avoid parallaxerror // Do repeated readings and find the average value as toincrease the accuracy

1

2

3

3

2

1

Total 12

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Section B

QuestionSoalan

AnswerJawapan

MarksMarkah

3. (a)

(b)

(c) (i)

(ii)

(iii)

(iv)

(v)

State a suitable inferenceThe pressure exerted on the surface depends on the area of contact. 1State a relevant hypothesisWhen the area decrease, the pressure increases 1State the aim of experimentTo investigate the relationship between the area of contact andpressure (depth of hole).

1

State the suitable manipulated variables and responding variable (Quantitythat can be measured)Manipulated variable : Area of contact object.Responding variable : pressure exerted (depth of hole)

1

State the constant variableForce applied (using 1 kg load) 1

State the complete list of apparatus and materialsVernier caliper, soft plasticine, ruler, Load 1 kg, the object with different surfacearea but same weight.

1

Draw the functional arrangement of the apparatus

1

State the method to control the manipulated variableMeasure the bottom area of the wooden block with vernier caliper/ruler, A1 cm2.

Place the wooden block on the plasticine.Place the 1 kg load on the top of the wooden block.

1

State the method to measure the responding variableRemove the load and wooden block. Measure the depth of hole using verniercaliper and record it.

1

Repeat the experiment at least 4 times with the valuesProcedure 2 and Procedure 3 are repeated using A2,A3,A4,and A5

(Note : Based on SPM standard , at least five manipulated values required.) 1

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State how the data tabulated with the title MV and RV

Area of contact/ cm2 Depth,x /mm

A1

A2

A3

A4

A5

1

State how the data is analysed, plot a graph RV against MV

Depth,x/mm

Area of contact,A/ cm2

1

TOTAL 12

QuestionSoalan

AnswerJawapan

MarksMarkah

4. (a)

(b)

(c) (i)

(ii)

(iii)

(iv)

State a suitable inferenceAcceleration is influenced by the mass 1

State a relevant hypothesisWhen the mass increased, the acceleration will be decreased. 1

State the aim of experimentTo investigate the relationship between the acceleration and the mass. 1

State the suitable manipulated variables and responding variable(Quantity that can be measured)Manipulatd variable : massResponding variable : acceleration

1

State the constant variableForce applied 1

State the complete list of apparatus and materials5 Trolleys, ticker timer, ticker tape, a rubber band, a wooden runway, 12 Va.c power supply, ruler.

1

Draw the functional arrangement of the apparatus

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(v)

Trolley rubber bandTickerTimer

Ticker tapeFriction compensated runway

Power supply1

State the method to control the manipulated variable

The apparatus is set up as shown in the diagram.

The ticker-timer is switched on and a trolley (of 1 kg) is pulled using arubber band. The extension of the rubber band is ensured to be of the samelength

1

State the method to measure the responding variableAcceleration of the trolley is calculated using the ticker-tape.

a = ( v-u ) / t 1

Repeat the experiment at least 4 times with the values

Procedure 2 and Procedure 3 are repeated using 2, 3, 4 and 5 trolleys.(Note : Based on SPM standard , at least five manipulated values required.) 1

State how the data tabulated with the title MV and RVMass / num. of trolley acceleration / cm s-2

12345

1

State how the data is analysed, plot a graph RV against MVacceleration / cm s-2

Mass / num. of trolley

1

Total 12

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2008 f4 final sbp phyp1p2 w ans

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