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Physics

Paper 1 Sept

2013

hrs

SMJK PEREMPUAN CHINA PULAU PINANG

2013 TRIAL EXAMINATION

FORM 5

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PHYSICS PAPER 1

( Hours)

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INFORMATION FOR CANDIDATES

1. This question paper consists of 50 questions.

2. Answer all questions. 3. Each question is followed by three or four options. Choose the best option for each question

then blacken the correct space on the answer sheet.

1. Which of the following is not a base quantity?

A Time C Weight

B Electric Current D Length

2. Diagram 1 shows a micrometer screw gauge to measure the thickness of 100 sheets of papers.

Diagram 1 What is the thickness of one sheet of paper in mm?

A 0.0432 C 0.0482

B 0.0438 D 0.0488

3. Which of the following has unit equivalent to the unit of joule?

A N s C N m

B N m D kg m s

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4. A bus is moving at a uniform speed. A passenger jumps up vertically. Where will be he landed

the floor?

A At the original position

B At a position in front of his original position C At a position behind his original position

D At a position beside his original position

5. Diagram 2 shows a track for 200 m event.

Diagram 2

An athlete has finished the race in 25 s. What is the velocity of the athletes in ? A 2.0 C 8.0

B 6.0 D 14.0

6. Diagram 3 shows a car of mass 1500 kg towing a caravan of mass 1000 kg. The frictional force

between the car and road is 500 N and the frictional force between the caravan and the road is

300 N. Both the car and the caravan have an acceleration of 2

Diagram 3 What is the tension, T in the coupling between the car and the caravan?

A 5800 N C 4000 N

B 2300 N D 1300 N

7 Diagram 4 shows a marble about to be released in a bowl.

Diagram 4 Which graph shows the correct relationship between the speed, v, of the marble and the motion

of the marble from P to Q?

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A

C

B

D

8. Diagram 5 shows two identical trolleys, P and Q moving in a straight line. The initial velocity of

P is greater than velocity of Q.

Diagram 5 What is the change in the velocities of P and Q when P collides with Q?

Velocity of P Velocity of Q

A Increases Decreases B Increases Increases

C Decreases Increases

D Decreases Decreases

9. Diagram 6 shows an astronaut walking on the moon. What is his change of inertia?

Diagram 6

A Increases C Constant

B Decreases

10 Diagram 7 shows a load is supported by the arrangement of springs P, Q and R. All the springs

are identical.

Diagram 7

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Which comparison is correct about the extension of P, Q and R?

A P = Q = R C Q > P > R

B R > P > Q D R = Q > P

11 Diagram 8 shows three forces acting on a ball.

Diagram 8

Which of the following correctly shows the magnitude and direction of the resultant force?

A

C

B

D

12 Diagram 9 shows two identical test tubes, X and Y containing ball bearings P and Q which have

the same size but different densities float on water. The upthrust and are exerted on the test

tube X and Y respectively

Diagram 9

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Which comparison of upthrust is correct?

A = C >

B <

13 Diagram 10 shows a block of ice is floating on the surface of the water.

Diagram 10 Which of the following statements is true?

A When the ice melts, the water level will rise.

B The weight of the water displaced equals to the weight of the ice block. C The volume of ice blocks equals to the volume of the water displaced.

D The upthrust experienced by the ice block equals to the mass of the ice block.

14 Diagram 11 shows an inflated balloon being left in an airtight container. What will happen to the

balloon when the piston is pulled?

Diagram 11 A The balloon will increase in size

B The balloon will move towards the piston but its size will remain unchanged.

C The air in the balloon will escape

15 A steel bowl has a mass of 14 kg and volume of 0.17 . What is the maximum mass that can

be added to the bowl before it will sink when floating in water of density of 1 ? [g = 10

] A 48 kg C 142 kg

B 86 kg D 156 kg

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16 Diagram 12 shows an inflated balloon attached to a manometer. Which of the following

statements is true?

Diagram 12

A The pressure in the balloon equals to the atmospheric pressure B The height h is the pressure in the balloon

C The height h increases when the atmospheric pressure increases

D The height h increases if the mercury is replaced by water

17 Diagram 13 shows an oven is used to bake a cake. After 40 minutes, the cake reaches thermal

equilibrium.

Diagram 13

When the thermal equilibrium achieved,

A the oven has reached its maximum temperature

B all heat of the oven has transferred to the cake C the temperature of the cake is equal to the temperature of the oven

D the net rate heat of transfer between the cake and the oven is equal

18 The map in Diagram 14 shows four cities E, F, G and H. Jonny wants to experience an extreme

temperature change within a day. To which city Jonny should go?

Diagram 14 A City E C City G

B City F D City H

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19 Diagram 15 shows three beakers P, Q and R contain 100 g of water, 200 g of water and 100 g of

ethanol respectively at the same initial temperature. The heat is supplied at the same rate. After 5

minutes the temperature of liquid in beakers P, Q and R are recorded.

Diagram 15

Which comparison is correct about the temperature of liquid in beaker P, Q and R if the specific

heat capacity of water is greater than the specific heat capacity of ethanol?

A C B D

20 Diagram 16 shows a piece of folded paper resting on the table.

Diagram 16

Air is blown at high speed under the paper. What will happen to the paper? A The paper will lift up

B The paper will be pressed down onto the table

C The paper will remain as it is

21 A copper sphere of mass 500 g is heated in the flame of a Bunsen burner for several minutes

before being immersed into 2 kg of water at 30 ºC. The final temperature of the water is 50 ºC.

Calculate the temperature of the sphere before it was dropped into the water. The specific heat

capacities of copper and water are 400 J and 4200 J respectively.

A 100 ºC C 680 ºC B 420 ºC D 890 ºC

22 The body temperature of a boy increases from 37 ºC to 38 ºC. What is the increase in temperature in Kelvin?

A 1K C 274 K

B 273K D 311K

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23 Diagram 17 shows the pressure-volume graph for a fixed mass of gas.

Diagram 17

Which of the relationship is correct?

A ab = cd C

B ac = bd D a - b = c - d

24 Diagram 18 shows a boy standing in front of a mirror, where his image as shown.

Diagram 18

Which of the following represents this type of mirror? A

C

B

D

25 If Joe walks towards a mirror at a rate of 0.3 , at what speed will Joe and his image approach each other?

A 0.1 , C 0.6 , B 0.3 , D 0.8 ,

26 Diagram 19 shows the image of an insect seen under a magnifying class.

Diagram 19

The position of the insect from the magnifying class must be A Less than f C Equal to 2f

B Between f and 2f D More than 2f

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27 Diagram 20.1 shows a ray of light passing from medium of X to medium Y while Diagram 20.2

shows a ray of light passing from medium X to medium Z.

Diagram 20.1 Diagram 20.2

Arrange the optical density for the medium in ascending order.

A Y, X, Z C Z, Y, X

B Z, X, Y D X, Y, Z

28 Diagram 21 shows two buoys floating on water. When a wave passes the buoys, one buoy is in

its maximum displacement position while the other buoy is in its zero displacement position.

Diagram 21

Which of the following statements about the distance between the two buoys is probably true? A A quarter of the wavelength of the wave

B Half the wavelength of the wave

C Equal to the wavelength of the wave D Double the wavelength of the wave

29 In a Young’s double-slit experiment, a light of wavelength 650 nm passes through a double slit

with separation of 0.60 mm. Interference fringes are formed on a screen at a distance of 1.2 m from the double slit. How far away is the central bright fringe to the centre of the first dark

fringe?

A 0.65 mm C 1.30 mm B 1.10 mm D 2.60 mm

30 Diagram 22 shows wavefronts of an incident wave and a reflected wave. A reflector is placed at

a position such that it can reflect the wave as shown.

Diagram 22

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Which of the following could be the position and orientation of the reflector?

A

B

C

D

31 Diagram 23 shows an oscillating system

Diagram 23

Which graph shows the correct relationship between displacement and time for the oscillating

system?

A

C

C

D

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32 Which of the following statements is true of electromagnetic waves?

A They are longitudinal waves

B They all travel with the same speed in water

C They cannot travel in vacuum D They consists of electric and magnetic fields

33 Diagram 24 shows five similar resistors connected in a circuit with a cell.

Diagram 24 Which two resistors have the same current?

A and C and B and D and

34 Diagram 25 shows two ceiling lights, X and Y, connected in series with the mains supply. Light

X is brighter than light Y.

Diagram 25

Current Resistance

A X > Y X > Y B X < Y X < Y

C X = Y X < Y

D X = Y X > Y

35 A 1.0 Ω resistor and a 2.0 Ω are connected in series across a 12 V d.c. supply. What is the

current in the circuit?

A 0.25A C 6.0 A B 4.0 A D 12 A

36 Diagram 26 shows a straight line horizontal wire carrying a strong current. Two compasses are placed at the two sides of the wire

Diagram 26

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A

C

B

D

37 Diagram 27 shows 9 identical resistor is connected in circuit P, Q and R. Which of the following

is correct for , and .

Diagram 27

A < < C < <

B < < D < <

38 Which of the following is not a renewable power source A Hydro power C Solar power

B Diesel power D Wind power

39 Diagram 28 shows a solenoid connected to a sensitive galvanometer centered zero.

Diagram 28

Which of the following would give a zero reading on the galvanometer?

A Move the magnet towards the solenoid

B Move the magnet away from solenoid C Move the solenoid towards the magnet

D Move the magnet and solenoid in the same direction with constant speed.

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40 Diagram 29 shows the graph of the output voltage against time for an a.c. generator.

Diagram 29 If the generator is rotated twice as fast, which of the following will the output voltage?

A

C

B

D

41 In a model of power station, electrical power is transmitted to consumers using a power transmission cable with a total resistance of 2 Ω. The power station generates 1500 W of

electrical power.

If the power is transmitted at 240 V, what would be the power lost in the transmission cable? A 78.13 W C 14400 W

B 480 W D 28800 W

42 Diagram 30 shows an electromagnet

Diagram 30

What is the polarity at X and Y Polarity at X Polarity at Y

A North North

B South South

C North South D South North

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43 Which circuit will not light the bulb?

A

C

B

D

44 What are the two components that are necessary to construct an electronic heat sensitive switch?

A Diode and transistor

B Diode and thermistor C Transistor and resistor

D Transistor and thermistor

45 Which of the following is an application of transistors?

A Electronic switch

B Smoothing of output voltage

C Storage of electrical charge D Transmission of energy

46 When cathode rays hit the screen of a CRO, a bright spot is formed. A magnetic field is applied as shown in Diagram 31.

Diagram 31

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Where can the spot be observed now?

A V C X

B W D Y

47 Diagram 32.1 shows combination of three logic gates.

Diagram 32.2 shows the signals input and input Q

Diagram 32.1 Diagram 32.2

Which of the following shows the output signal X? A C

B

D

48 What is the half-life of a radioactive element if only of its initial mass remains undecayed

after 36 days?

A 4.5 days C 12.0 days B 7.0 days D 36.0 days

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49 Diagram 33 shows three possible radioactive decays, P, Q and R on a graph of nucleon number ,

A, against proton number , Z.

Diagram 33

Which decays emit a beta particle?

A P C R B Q

50 In a nuclear reaction, 7.14 × J of energy is released. The amount of mass converted into energy is

(1 a.m.u = 1.66 × kg, c = 3.0 × ) A 0.0042 a.m.u C 0.0048 a.m.u

B 0.0045 a.m.u D 0.0052 a.m.u

=======================END OF QUESTION PAPER ======================

Prepared by Checked By Verified By

CSWONG

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