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SULIT 4531/1

4531/1 SULIT

MAKTAB RENDAH SAINS MARA

PEPERIKSAAN PERCUBAAN SIJIL PELAJARAN MALAYSIA 2006

FIZIK

Kertas 1

Satu jam lima belas minit

JANGAN BUKA KERTAS SOALAN INI SEHINGGA DIBERITAHU 1. Kertas soalan ini adalah dalam dwibahasa. 2. Soalan di halaman kiri adalah dalam bahasa Melayu. Soalan di halaman kanan adalah

yang sepadan dalam bahasa Inggeris 3. Calon dikehendaki membaca maklumat di halaman 2 dan halaman 3.

Kertas solan ini mengandungi 55 halaman bercetak dan 1 halaman tidak bercetak.

4531/1 Fizik Kertas 1 September 2006 1 ¼ jam

2006 Hak Cipta Bahagian Pendidikan dan Latihan (Menengah) MARA [Lihat sebelah

SULIT 4531/1

4531/1 SULIT

INFORMATION FOR CANDIDATES

1. This question paper consists of 50 questions. 2. Answer all questions. 3. Answer each question by darkening the correct space on the answ er sheet. 4. Darken only one space for each question . 5. If you with to change your answer, erase the darkened mark that you have made Then darken the space for the new answer. 6. The diagram in the questions provided are not drawn to scale unless stated. 7. You may use a non -programmable scientific calculator. 8. A list of formulae is provided on page 5.

[Lihat sebelah

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SULIT 4531/1

4531/1 SULIT

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

1. t

uva

−=

2. asuv 222 +=

3. 2

21

atuts +=

4. Momentum = mv

5. maF =

6. Kinetic energy = 2

21

mv

7. Potential energy = mgh

8. Elastic potential energy =

9. Vm=ρ

10. Pressure, P - hρg

11. Pressure, AF

P =

12. Heat, θmcQ =

13. Hear, Q = ml

14. = constant

15. E = mc2

16. λfv =

17. Power, P =

18. = =

11. λ =

20. ri

nsinsin=

21. n =

22. Q = It

23. V = IR

24. Power, P = IV

25.

26. Efficiency =

27. g = 10 m s-2.

1 2

Fx

NS = VS NP = VP

IS VS IP VP

x 100%

real depthaa apparent depth

PV T

a x D

energy time

1 1 1 f u v

[Lihat sebelah

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SULIT 4531/1

[Lihat sebelah 4531/1 SULIT

Each question is followed by either three, four or five options. Choose the best option for each question then darken the correct space on the answer sheet. 1 Which physics quantity is not a basic quantity?

A Weight

B Mass

C Temperature

D Current

2 The S. I. unit for momentum is

A kg m2 s-2

B kg m s-2

C kg m s-1

D kg m s

3 All the following are methods to decrease the impulsive force except

A a car driver uses his safety belt

B a high jumper lands on a mattress

C a parachutist bends his knees when landing

D a football player uses a ball of high pressure

4 The Figure shows the motion of a sphere.

Which statement is true about the sphere ?

A Its velocity at P and R are the same

B Its kinetic energy at Q and S are the same

C Its total energy at any position is the same

D Its gravitational potential energy at P and T are the same

P S

Q R T

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SULIT 4531/1


5 Which measuring tool is more sensitive?

A

B

C

D

mm

Vernier Calipers

Micrometer Screw Gauge

Measuring Tape

cm

cm

Ruler

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SULIT 4531/1


6 Each piece of ticker tape has 10 ticks. Which chart is of motion with uniform

deceleration?

A

C

B

Time/seconds

Time/seconds

Length/cm

Length/cm

Length/cm

Time/seconds

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SULIT 4531/1


7 The graph shows the motion of two cars X and Y.

Based on the graph, which statement is true ?

A The acceleration of car X is greater than that of car Y

B The acceleration of car X is the same as that of car Y

C Both car X and car Y are moving with uniform velocity

D The velocity of car X is greater than that of car Y

8 The diagram shows a water scrapper moving on water.

This is due to

A the buoyant force of water.

B surface tension.

C adhesive force between the water scrapper and water.

D the difference in density between the water scrapper and water.

Velocity Car X Car Y

Time

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SULIT 4531/1


9 A tennis ball is dropped from a cert ain height and it bounces back to its original

height after hitting the floor.

Which of the following velocity – time graphs shows the motion of the tennis ball? (Assume downwards motion as positive)

A Velocity Time B Velocity Time C Velocity Time D Velocity Time

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SULIT 4531/1


10 The figure shows two forces acting at right angles to each other.

(The vectors are not drawn to scale)

12 N

9 N Which of the following is the resultant force?

A

15 N

B

15 N

C 21 N

D

10.5 N.

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SULIT 4531/1


11 Which diagram shows maximum work being done?

[The height and width of the steps in each case are uniform.

The diagrams are not drawn to scale]

A 0.2 m 0.4 m

B 0.2 m 0.3 m C 0.4 m 0.2 m

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SULIT 4531/1


12 The diagram describes the motion of two bodies before and after collision.

What is the value of v ?.

A 1.3 m s-1

B 2.6 m s-1

C 4.0 m s-1

D 5.0 m s-1

E 6.3 m s-1

13 Which quantity will decrease when a liquid is cooled ?

A Density

B The size of the molecules

C The total number of molecules

D The distance between the molecules

14 A biscuit company produced crispy biscuits. The crispy biscuits has

Strength Rigidity

A low high

B high low

C high high

D low low

3 kg 3 kg

5 m s-1

1 kg 1 kg

1 m s-1

Before Collision After Collision

3 kg 1 kg 3 kg 1 kg

v

4 m s-1

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SULIT 4531/1


15 The diagram shows a wooden block on a table.

Which surface will exert the highest pressure?

16 The diagram shows a cross section of a Bunsen burner.

When there is gas flowing in, at which point is pressure the lowest?

A

B

C

A

B

C

D Gas

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SULIT 4531/1


17 The diagram shows a fish in a pond.

(Water density is 1000 kg m-3 )

How much pressure is exerted by water on the fish?

A 2.0 x 10 2 Pa

B 5.0 x 10 3 Pa

C 1.0 x 10 4 Pa

D 2.0 x 10 4 Pa

E 3.0 x 10 4 Pa

18 Which factor does not affect both evaporation and boiling processes ?

A The temperature of the surroundings

B Atmospheric pressure

C The area of the exposed surface

19 The diagram shows three similar spheres floating in liquids K, L and M which are of

different densities.

Which is the correct comparison of densities of liquids K, L and M?

A K < M < L

B K < L < M

C M < L < K

D M < K < L

3 m Water

1 m

Liquid K Liquid M Liquid L

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SULIT 4531/1


20 The diagram shows a pressure cooker.

The pressure cooker cooks food in a shorter time because

A the pressure in the cooker is higher.

B the temperature of the steam in the cooker is constant

C more energy is needed in a pressure cooker.

D the boiling point of water in the cooker is lower.

21 The diagram shows condensed milk being poured from its can into a cup.

The milk flows out easily from the can with two holes because

A atmospheric pressure is the same as air pressure inside the can.

B atmospheric pressure outside the can is greater than air pressure inside the can.

C atmospheric pressure outside the can is less than air pressure inside the can

Handle

Weight valve Safety valve

Food

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SULIT 4531/1


22 The specific latent heat of vaporization is the quantity of heat required to

A change 1 kg of a substance from solid to liquid at its melting point.

B change 1 kg of a substance from liquid to gas at its boiling point.

C raise the temperature of 1 kg of a substance by 1°C when the substance changes from liquid to gas.

D raise the temperature of 1 kg of a substance by 1°C when the substance changes from solid to liquid.

23 50 g of water at 10 0C is added to 100 g of water at 40 0C.

What is the final temperature of the mixture? (Assume there is no heat lost to the surroundings)

A 10 0 C

B 15 0 C

C 20 0 C

D 25 0 C

E 30 0 C

24 The diagram shows a light ray directed towards a glass block.

In which direction does the light move from point N ? (The critical angle of the glass is 42 0.)

A B Normal

Air C Glass block N 44° D Light ray

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SULIT 4531/1


25 A student draws ray diagrams for light rays directed towards mirrors M, N, O and P

as shown in the diagrams below. F is the focal point of morrors M, N, O and P.

Which ray diagram is correct?

A I only

B I and II only

C I, II and IV only

D I, II, III and IV

26 The diagram shows a cross section of a student’s eye looking at the moon.

The image formed on the retina is

A real, upright and smaller

B real, inverted and smaller

C virtual, upright and smaller

D virtual, inverted and smaller.

Cornea

Lens Retina

31

M

F

N

F

O

F

P

I II III IV

SULIT 4531/1


27 An object is placed 50.0 cm in front of a convex lens. A sharp image is formed on a

screen placed 12.5 cm behind the lens.

What is the power of the lens?

A 5 D

B 10 D

C 15 D

D 20 D

E 25 D

28 The diagram shows a ball placed in front of a plane mirror.

The image is formed at

A Q and virtual

B Q and real

C R and real

D R and virtual

29 A guitar is played to produce 2 notes. The second note is louder but of lower pitch.

Compare the amplitude and frequency of the first and second notes.

Amplitude of Second Note Frequency of Second Note

A Bigger Smaller

B Smaller Smaller

C Smaller Bigger

D Bigger Bigger

33

Plane mirror

Q R

SULIT 4531/1


30 Which of the following graphs shows the correct relationship between wavelength, ?

and frequency, f when velocity is constant ?

B

C

D

A

f

?

f

?

f

?

f

?

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SULIT 4531/1


31 The diagram shows plane waves moving towards a concave reflector.

The pattern of the reflected waves is

32 Which statement refers to a characteristic of electromagnetic waves?

A Longitudinal waves

B Cannot transfer energy

C Show all wave phenomena

D Travel through air at a speed of 3.0 x 108 m s-1

B

D

A

C

Plane waves Concave reflector

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SULIT 4531/1


33 The diagram shows a student shouting in front of a school building.

Calculate the time taken by the student to hear the echo of his voice. [The speed of sound in air is 340 m s-1 ]

A 0.07 s

B 0.13 s

C 0.26 s

D 3.78 s

E 7.26 s

34 The interference pattern produced by white light waves is observed through 3

different filters P, Q and R. The table shows the interference patterns that is observed through P, Q and R respectively.

Filter

P Q R

Interference

Pattern Observed

What is the colour of filters P, Q and R? P Q R

A green red violet

B red violet green

C violet green red

D red green violet

45 m

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SULIT 4531/1


35 The diagram shows a simple radio receiver system.

What is X ?

A Oscillator

B Amplifier

C Modulator

D Filters

36 The diagram shows an electric circuit with four ammeters, A,B,C and D and 3 similar

light bulbs.

Which ammeter reading is incorrect?

Tuning circuit

Detector circuit

X

Speaker

Aerial

41

2A 4A

2A

2A

D A

B

C

SULIT 4531/1


37 The diagram shows an electric bell. Which of the following makes the bell sound louder when the switch is closed ?

A Reverse the polarity of the dry cell

B Increasing the diameter of the coil

C Increasing the number of turns in the coil

38 The table shows the tariff for electrical energy used.

Electric unit

Cost per unit in sen

The first 100 unit

25

What is the cost incurred for using a 300 W electric fan for 20 hours ?

A RM 0.15

B RM 1.50

C RM 15.00

D RM 150.00

E RM 1500.00

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SULIT 4531/1


39 Which figure shows a correct electric field pattern?

40 According to the diagram, the internal resistance of the battery is

A 2.00 Ω

B 1.50 Ω

C 1.00 Ω

D 0.67 Ω

E 0.50 Ω

1 Ω

6 V

2 A A

A

+ +

_ +

B

D

+

C

+

-

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SULIT 4531/1


41 Which diagram shows the correct direction for the induced current? A

B

C

D

Arah gerakan magnet

Direction of induced current

Magnet

Direction of motion of magnet bar

Conductor coil S


Conductor coil U

Magnet



Conductor coil S

Magnet



U Magnet

Direction of motion of magnet bar Conductor

coil

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SULIT 4531/1


42 The diagram shows a model for the transmission of electrical energy to a light bulb.

What is the power loss in the transmission cable ?

A 24 W

B 18 W

C 12 W

D 6 W

E 3 W

43 A galvanometer has a resistance of 10 O. The galvanometer is modified to an

ammeter. Which galvanometer shows the correct modification?

9V

Transmission Cable

24W, 12V a. c.

Power Station

0.01 Ω

G

5,000 Ω

G

0.01 Ω G

5,000 Ω G

A

C D

B

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SULIT 4531/1


44 The diagram shows two logic gates combined to produce a single logic gate. P X Q Which logic gate is equivalent to the logic gate above?

A NOT logic gate

B AND logic gate

C NOR logic gate

D NAND logic gate

45 The diagram shows an electric circuit with three similar resistors P, Q and R.

Which resistor conducts only direct current in the circuit ?

A P

B Q

C R

D P,Q and R

P

Q

R

diode

51

SULIT 4531/1


46 The diagram shows two logic gates.

The truth table for output Y is

47 Which diagram shows the trace for an oscilloscope where the Y-input is direct

current and the time-base is switched on?

A B C D

P Q Y

0 0 1

0 1 0

1 0 1

1 1 1

P Q Y

0 0 1

0 1 0

1 0 0

1 1 0

P Q Y

0 0 0

0 1 0

1 0 0

1 1 1

P Q Y

0 0 1

0 1 1

1 0 0

1 1 0

Q

Y

P

A B

C D

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SULIT 4531/1


48 The half-life of a radioisotope is 8 minutes.

Which statement is true of a sample of the radioisotope?

A After 32 minutes, all of the radioisotope has decayed

B After 16 minutes, ¼ of the radioisotope remains

C After 4 minutes, ¼ of the radioisotope has decayed.

D After 2 minutes, ¼ of the radioisotope has decayed.

49 The nucleon number of an element is the number of

A neutrons in the nucleus

B protons in the nucleus

C neutrons and electrons in the nucleus

D protons and neutrons in the nucleus

50 The diagram shows the magnetic effect on radioactive rays from a radioactive source.

Which radiation represents beta particles?

END OF QUESTION PAPER

x x x x x x x x x x x

x x x x x x x x x x

x x x x x x x x x x


x x x x x x x x x x


x x x x x x x x x x

x ; Magnetic flux into the paper

B A C

Radioactive source

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