SPM 2008 PHYSICSKertas 1

F4 C2.1 – Analysing Linear Motion

1 Hamid cycles at a velocity of 3.1 km h-1.What is this velocity, in m s-1?A 0.09B 0.86C 1.16D 11.61

F4 C1.3 – Consistency, Accuracy &

Sensitivity

2 Diagram 1 shows the target board in a game.

Which result is consistent but not accurate?

F4 C2.12 – Understanding elasticity

3 Table 1 shows the result of an experiment to investigate the relationship between load and extension when a string is stretched

Load F/N

100 150 200 250 300

Extension x/cm

1.0 1.5 2.0 2.5 3.0

Table 1

The original length of the spring is ʅ0 = 15.0 cm.

What is the manipulated variables?A Load, FB ExtensionC Original length of the spring, ʅ0D Material used to make the spring

F4 C2.2 – Analysing Motion Graph

4 Diagram 2 shows the velocity-time graph of an object.

Which acceleration-time graph represents the same motion as the object?

F4 C2.5 – Understanding the effects of a force

5 Digram 3 shows two trolleys of different masses.Both trolleys move at the same velocity and fall over the edge of the table and hit the floor.

What is the same physic quantity for both trolleys?A Gravitational potential energyB Time taken to hit the floorC Kinetic energyD Momentum

F4 C2.4 – Collision

6 Diagram 4 shows two identical balls, P and Q, moving towards each other with a velocity of v and 2v respectively. The collision between the two balls is an elastic collision.

Which statement is correct about the elastic collision?

A The momentum of the ball P before the collision is equal to the momentum of ball Q before the collision

B The total momentum before the collision is equal to the total momentum after the collision

C The kinetic energy of ball P before the collision is equal to the kinetic energy of ball Q before the collision

D The total kinetic energy before the collision is not equal to the total kinetic energy after the collision

F4 C2.5 – Balanced force & Unbalanced Force

7 F1, F2, and F3 are forces with the same magnitude acting on a wooden block. Which diagram shows the maximum resultant force acting on the wooden block?

F4 C1.1 – What is physics

8 The forces are in equilibrium in all the phenomena below except

A a car descending a hill at constant velocityB a lamp hanging at rest in a hallC a mango falling from a treeD a ship floating at rest in the sea

F4 C2.10 – Work

9 Which situation shows no work being done?

F4 C2.8 – Acceleration due to gravity

10 Diagram 5 shows a stroboscopic photograph of a ball dropped from a height.

Which physics quantity remains constant as the ball falls?A Velocity B MomentumC Acceleration D Kinetic energy

F4 C4.4 - Understanding the Gas Law

11 The Brownian motion of smoke particles is due to the smoke particles

A having higher temperatures than the air molecules

B being randomly hit by other smoke particles

C being randomly hit by air moleculesD having lower kinetic energy than the

air molecules

F4 C3.1 – Applications of pressure in our everyday life

12 Diagram 6 shows a durian and a coconut of the same mass placed in two identical plastic bags.

Why does the plastic bag containing the durian tear more easily?

A the surface area of the durian that is in contact with the plastic bag is larger

B the force exerted by the durian on the plastic bag is larger

C the pressure exerted by the durian on the plastic bag is larger

D the volume of the durian is larger

F4 C3.1 – Application of pressure in our everyday life

13 Diagram 7 shows two identical containers containing liquid P and liquid Q.

When the height of liquid P is 15 cm and the height of liquid Q is 20 cm, water spurt is the same.The density of liquid P is 2.0 g cm-3.What is the density of liquid Q?

A 0.67 g cm-3 B 1.30 g cm-3

C 1.5 g cm-3 D 2.70 g cm-3

F4 C3.3 – Application of atmospheric pressure

14 A suction pump is pulled upwards to remove dirt from a blocked sink pipe.Which diagram shows the pressures correctly?

F4 C3.4 – Basic hydraulic system

15 Diagram 8 shows a hydraulic brake system.

A driver steps on the brake pedal.Which relationship is correct?

A Pressure on P < Pressure on Q

B Pressure on P = Pressure on Q

C Pressure on P > Pressure on Q

F4 C3.5 – Buoyant force and flotation

16 Diagram 9 shows the readings of a compression balance and a spring balance.

What happens to the reading of the compression balance and the reading of the spring balance when the load is immersed in the water?

A

B

C

D

F4 C3 – Force & Pressure

17 Diagram 10 shows the water piping system of a house.

Compression balance Spring balance

Decrease Increase

Increase Decrease

Decrease Decrease

Increase Increase

What is the water pressure in the tap?

[Density of water = 1000 kg m-3 and atmospheric pressure = 1.0 x 105 Pa]A 8.0 x 103 PaB 5.8 x 104 PaC 1.08 x 105 PaD 1.58 x 105 Pa

F4 C3 – Force & Pressure

18 Diagram 11 shows the roof of a house being lifted by strong winds.

Which explains the above phenomenon?A Pascal’s PrinciplaB Bernoulli’s PrincipleC Archimedes’ PrincipleD Newton’s First Law

F4 C4 – Heat

19 Diagram 12.1 shows hot water being poured into cold syrup.Diagram 12.2 shows the final mixture.

Which statement is correct about the temperature of the final mixtureA It is lower than the temperature of the cold

syrupB it is lower than the temperature of the hot

waterC it is higher than the temperature of the hot

waterD It is the same as the temperature of the

cold syrup

F4 C4 – Heat

20 Water is used in a cooling system in a car engine.Why is water used as the cooling agent?

A Water evaporates easily

B Water is not corrosive

C Water has a higher density

D Watre can absorb a lot of heat

F4 C4 – Heat

21 Diagram 13 shows the cooling curve of a substance.

At which stages are specific latent heat released?A VW and XY B WX and YZC VW and YZ D WX and XY

F4 C4.4 – Understanding Gas Law

22 Boyle’s law states that PV = constant.Which graph represents the equation?

F4 C4.4 – Understanding Gas Law

22 A fixed mass of gas in a container of fixed volume is heated.Which statement is correct?A The pressure of the gas is constantB The molecule of the gas move further

apartC The kinetic energy of the gas molecules is

constantD The molecules of the gas move with

higher velocity

F4 C5.1 – Light

Which diagram shows the correct reflection of light from a concave mirror?[ F is the principal focus ]

F4 C5.2 Understanding Refraction of Light

25 Table 2 shows the refractive indices of water and glass.

Substance Refractive index, n

Water 1.3

Glass 1.5

Table 2

Based on the information in Table 2, which light ray, A, B, C or D, in Diagram 14 is correct?

F4 C5.4 – Refraction

26 Which diagram show a ray hitting semi-circular glass block at a critical angle, Ѳ?

F4 C5.4 – Lenses

27 Diagram 15 shows the apparatus used to determine the relationship between object

distance, u, the image distance, v, and focal length, f, of a convex lens.

The result are shown in diagram 16.

What is the value of q?

A ¹/f B ¹/u

C f D u/v

F4 C5.4 – Lenses28 A lens has a focal length f.

What are the required conditions for the lens to be used as a magnifying lens?

Type of lens

Object distance

Convex Less than fConvex Between f and 2fConcave Less than fConcave Between f and 2f

ABCD

F5 C1.1 – Wave29 The diagram 17 shows the displacement-

distance graph of a wave. The frequency of the wave is 5.0 Hz.

What is the velocity of the wave?A 50 cm s-1 B 75 cm s-1

C 100 com s-1 D 150 cm s-1

F5 C1.1 – Wave30 What happens to the wave length and the

magnitude of the velocity of water waves when it is reflected?

ABCD

F5 C1.4 – Diffraction31 Diagram 18 show water waves passing a

block of rock in the river.

Which phenomenon explains the propagation of waves at X?A Reflection B RefractionC Diffraction D Interference

Wave length

Magnitude of velocity

Unchanged UnchangedIncrease DecreaseDecrease IncreaseIncrease Unchanged

F5 C1.5 – Interference of Waves32 In which diagram destructive interference

occur when the waves meet?

F5 C1.7 – Analysing Electromagnetic Waves33 What is the correct relationship between the

wave length of an electromagnetic radiation and the energy it carries?

ABCD

F5 C1.7 – Electromagnetic Waves34 Diagram 19 shows the shape of a radio wave

that is received by a simple radio receiver.

What is the shape of the wave produced after it is passed through a diode?

F5 C2.1 – Electricity35 Which diagram shows the correct electric

field?

F5 C2.3 – Series and parallel circuits36 Diagram 20 shows an electric circuit

What is the reading of the ammeter?A 14.3 A B 2.5 AC 1.6 A D 0.6 A

F5 C2.3 – Series and parallel circuits37 Diagram 21.1 shows a series circuit and

Diagram 21.2 shows a parallel circuit.

Wave length Energy carriedShort HighShort LowLong HighLong Low

Which statement is correct about the circuits?A The bulb in the series circuit are brighter

than the bulbs in the parallel circuit

B The effective resistance of the circuit is larger than the effective resistance of the parallel circuit

C The total voltage in the series circuit is higher than the total voltage in the parallel circuit

D The total current flow in the series circuit Is greater than the total current flow in the parallel circuit

F5 C2.5 – Electrical Energy and Power38 Which graph shows the relationship

between the power, P, and the square of the current, I2, of a wire with constant resistance?

F5 C3.1 – Factors affecting the strength of the magnetic field of an electromagnet39 Diagram 22 shows the apparatus used to

study the effect of an electromagnet.

Which change will increase the number of paper clips attracted to the iron rod?A Use a thinner wire to form the coilB Use a non-insulated wire to form the

coilsC Reduce the number of coils D Increase the magnitude of the current

F5 C3.2 – Force on a Current-carrying conductor in a magnetic field40 Diagram 23 shows a current-carrying

conductor in a magnetic field.

What is the direction of the force that acts on the conductor?A J B KC L D M

F5 C 3.4 – Transformer41 Diagram 24 shows an experiment to induce current in a magnetic field.

Which movement of the copper rod induces the maximum current?

ABCD

F5 C3.4 – Transformer42 Diagram 25 shows a simple transformer. The

bulb lights up at normal brightness.

What happens if the a.c. input is replaced by a 3V battery?A The bulb does not light upB The brightness of the bulb remains

unchangedC The brightness of the bulb increasesD The bulb blows

F5 C3.4 – Transformer43

Diagram 26 shows a system for the transmission of electricity.

Which arrangement of transformers is correct?

ABCD

Direction VelocityDownwards LowHorizontal LowDownwards HighHorizontal High

Transformer X Transformer Y Transformer ZStep down Step up Step downStep up Step down Step upStep up Step down Step downStep down Step up Step up

F5 C4.1 – Electronics44 Diagram 27 shows a cathode being heated by

a filament.

Diagram 27Which particle is emitted from the cathode?A Proton C NeutronB Electron D Alpha

F5 C4.1 – Electronics45 Diagram 28 shows an electric circuit which

contains 4 identical bulbs, W, X, Y and Z.

Which bulbs light up continuouslyA W, Y, Z B W, X, ZC X, W, Y D X, Y, Z

F5 C4.3 – Understanding Transistors46 Which ststement about a transistor is

correct?A Has two electrodesB Acts as a full wave rectifierC Has its own internal energy supplyD Functions as an amplifier

F5 C4.3 - Understanding Transistors47 Diagram 29 shows a combination of two logic

gates.

Which truth table is correct?

F5 C5.1 – Radioactive48 Diagram 30 shows the radioactive decay

series of nucleus R to nucleus V.

How many alpha and beta particles are emitted in this process?

F5 C5.2 – Radioactive decay49 The half-life of arsenic is 18 days. A sample

contains a certain amount of arsenic. After 72 days, only 10 g of the arsenic still remains. What is the initial mass of the arsenic?A 160gB 90g C 80gD 72g

F5 C5.4 – Nuclear Energy50 The following equation shows the nuclear

fission of 23592U

What is X?A β particle B α particleC Energy D y-ray