1 Diagram 1 shows two children playing on swings with different lengths at a playground. It is found that the period of oscillation for each swing is different. Which of the following statements is correct? star A The length of string increases, period of oscillation decreases B The length of string increases, period of oscillation increases C The length of string is directly proportional to the period of oscillation D The length of string is inversely proportional to the period of oscillation T4 Chapter 1.2 Scientific Investigation
2 Diagram 2 shows a ticker tape chart for a motion of a trolley. What is the motion of the trolley? star A Stationary B Constant velocity C Constant acceleration T4 Chapter 2.1 Linear Motion
3 Diagram 3 shows a trolley containing wooden blocks moving down an inclined runway. It was found that the wooden blocks were thrown forward when the movement of the trolley was stopped by a block of brick. Which of the following physics concept explain the above situation? star A Inertia B Impulse C Momentum D Impulsive force T4 Chapter 2.4 Inertia
4 Diagram 4 shows Newton's cradle. When the pendulum X is released, the pendulum Y will swing to the right. Which of the following physic's principle explain the oscillation of pendulum Y? star A Bernoulli B Superposition C Force in equilibrium D Conservation of Momentum T4 Chapter 2.5 Momentum
5 Diagram 5 shows a car of mass 1 200 kg moving towards a traffic light at a speed of 20 m s^-1. When the brake is pressed the car stops within 5 s What is the magnitude of force exerted on the car's brakes? star A 60 N B 240 N C 300 N D 4800 N T4 Chapter 2.6 Force
6 Which statement is correct about weight? star A On Earth and on the moon are the same B Is affected by density of an object C It is constant if its mass is unchanged D Depends on the gravitational field strength of its location. T4 Chapter 2.8 Weight
7 Diagram 6 gravitational force, F acting on two bodies with mass m1 and m2 respectively Which of the following explains the relationship between F, m1, m2 and r? star A F \alpha m1m2, F \alpha r^2 B F \alpha 1/m1m2, F \alpha r^2 C F \alpha m1m2, F \alpha 1/r^2 D F \alpha 1/m1m2, F \alpha 1/r^2 T4 Chapter 3.1 Newton's Universal Law of Gravitation
8 > "A line that connect a planet to the sun sweeps out equal areas > in equal times." The above statement can be explained by star A Kepler's First Law B Kepler's Second Law C Kepler's Third Law D Newton's Universal Law of Gravitation T4 Chapter 3.2 Kepler's Laws
9 Diagram 7 shows a satellite orbiting the earth Which of the trajectories A, B, C or D will the satellite follow when the linear speed of the satellite is less than the linear speed of the orbit? star A A B B C C D D T4 Chapter 3.3 Man-made Satellites
10 The rate of evaporation of water in a container can be reduced by placing the container star A in a closed room. B in a hot oven. C in an air-conditioned room. D under the spinning fan. T4 Chapter 4.3 Specific Latent Heat
11 Diagram 8 shows an empty plastic bottle filled with air in the refrigerator, before and after cooling. Which law of physics explains the above situation? star A Boyle's Law B Gay-Lussac's Law C Charles' Law T4 Chapter 4.4 Gas Laws
12 Diagram 9 shows two similar tuning forks, X and Y, placed side by side. Tuning fork X is tapped to vibrate. The tuning fork Y also vibrates. This effect is known as star A Pitching B Damping C Resonance D Oscillation T4 Chapter 5.2 Damping and Resonance
13 Which diagram shows the correct pattern of reflected water waves? star A A Figure B B Figure C C Figure D D Figure T4 Chapter 5.3 Reflection of Waves
14 Diagram 10 shows a refraction of a water wave. What is the speed of the water wave in the shallow water area if the water wave speed in the deep area is 6 cm s⁻¹ ? star A 1.0 cm s⁻¹ B 3.0 cm s⁻¹ C 4.0 cm s⁻¹ D 9.0 cm s⁻¹ T4 Chapter 5.4 Refraction of Waves
15 Diagram 11 shows the interference pattern of water waves produced by two coherent sources S₁ and S₂. At which points do constructive interference occur? star A P and Q B P and R C Q and R D P, Q and R T4 Chapter 5.6 Interference of Waves
16 Which of the following statements is correct about radio waves? star A Longitudinal waves B The waves that require a medium to travel C The velocity of the waves is influenced by the wavelength D Consist of both magnetic fields and electric fields T4 Chapter 5.7 Electromagnetic Waves
17 Diagram 12 shows a glass block is placed in front of the pen. Which light phenomenon explains this situation? star A Reflection B Refraction C Diffraction D Total internal reflection T4 Chapter 6.1 Refraction of Light
18 Which diagram shows a ray passing through a semicircular glass block at the critical angle \Theta? star A A Figure B B Figure C C Figure D D Figure T4 Chapter 6.2 Total Internal Reflection
19 An object is placed in front of a convex lens with a focal length,f. An image of the same size as the object is formed on the screen. Which of the following statements is true about the object distance? star A Same as 2f B Between f and 2f C Less than f D Greater than 2f T4 Chapter 6.3 Image Formation by Lenses
20 Which graph shows a correct relationship between object distance, u and image distance, v for a thin lens experiment. star A A Figure B B Figure C C Figure D D Figure T4 Chapter 6.4 Thin Lens Formula
21 Diagram 13 shows a boy pulling a block on a rough surface with force F. Which diagram shows the action of forces on the block? star A A Figure B B Figure C C Figure D D Figure T5 Chapter 1.2 Resolution of Forces
22 Diagram 14 shows the poster hung on a library with string and nail. The weight of the poster, W is 12.0 N. Determine the value of T. star A 6.00 N B 7.32 N C 10.46 N D 14.65 N T5 Chapter 1.3 Forces in Equilibrium
23 Diagram 15 shows a spring compressed when the force F is applied and returns to its original length when the force is removed. What is the law of physics involved in the above situation? star A Ohm's Law B Hooke's Law C Boyle's Law D Charles's Law T5 Chapter 1.4 Elasticity
24 Diagram 16 shows a container with a different cross-sectional area and column shape. The container has been filled with a liquid until it reaches a height of h. Which of the following explains the above situation? star A Liquid pressure increases with depth B Liquid pressure acts perpendicularly to its surface C Liquid pressure depends on yhe column shape of the container D Liquid pressure does not depend on the column shape of the container T5 Chapter 2.1 Pressure in Liquids
25 A cylinder contains nitrogen gas molecules. Which statement explains the occurrence of gas pressure? star A The gas molecules collide with each other. B The gas molecules collide elastically with the walls of the container. C The gas molecules move randomly in the container. D The volume of the gas molecules is negligible. T4 Chapter 4.4 Gas Laws
26 Diagram 17 shows a model of the hydraulic elevator that can be used to lift a heavy load. Which statement explains the working principle of the hydraulic elevator? star A Pressure changes with fluid velocity. B Pressure is transmitted equally in a hollow cylinder. C Pressure changes with depth in a fluid. D Pressure is transmitted equally in a fluid. T5 Chapter 2.4 Pascal's Principle
27 The acceleration of an ascending hot-air balloon increases because I. the volume of the envelope of the callon increases II. the total weight of the envelope of the balloon increases III. the temperature of the air outside the balloon decreases. star A I and II only B I and III only C II and III only D I, II and III T4 Chapter 4.4 Gas Laws T5 Chapter 2.5 Archimedes' Principle
28 An electric circuit is used to determine the resistance of a coil of wire. Which diagram shows the correct arrangement of the ammeter and voltmeter in the circuit? star A A Figure B B Figure C C Figure D D Figure T5 Chapter 3.2 Resistance
29 Diagram 18 shows two electric circuits each consisting of a constantan wire. Which statement is most suitable for these two circuits? star A The constant wire in the circuit X is thicker than the circuit Y B The potential difference across the constant wire in the circuit X is lower than the circuit Y C The resistivity of the constant wire in the circuit X is higher than the circuit Y D The electric currents flowing in the circuit of X and Y are different T5 Chapter 3.2 Resistance
30 Diagram 19 is a graph which shows how the potential difference, V, across the terminals of a cell changes with the current, I, through the cell. If this graph were extrapolated to the V-axis, what value would represent the intercept on the V-axis ? star A Internal resistance, r B Electromotive force, ε C Electric current, I D Resistivity of a wire, p T5 Chapter 3.3 Electromotive Force (e.m.f.) and Internal Resistance
31 Diagram 20 shows a left hand which represents the Fleming Left-Hand Rule. X represents star A Force B Current C Magnetic field T5 Chapter 4.1 Force on a Current-carrying Conductor in a Magnetic Field
32 Diagram 21.1 shows a magnet being moved slowly towards a solenoid and the pointer of the galvanometer deflects to the right as shown in Diagram 21.2 What is the deflection of the pointer if the same magnet pole is pulled away faster from the same end of the solenoid? star A A Figure B B Figure C C Figure D D Figure T5 Chapter 4.2 Electromagnetic Induction
33 Diagram 22 shows an electric circuit consisting of a step-down transformer and two identical bulbs P and Q. Which comparison of the brightness of the bulbs P and Q is correct? star A Brightness of P = Brightness of Q B Brightness of P < Brightness of Q C Brightness of P > Brightness of Q T5 Chapter 4.3 Transformers
34 Diagram 23 shows a circuit of the full-wave rectification What is the function of the capacitor in the circuit? star A as a current smoother B as an automatic switch C as a current amplifier D as a voltage divider T5 Chapter 5.2 Semiconductor Diode
35 Which circuit will light a light emitting diode (LED) when the switch is turned on? star A A Figure B B Figure C C Figure D D Figure T5 Chapter 5.2 Semiconductor Diode
36 The following equation is for a nuclear fusion. ^2_1H + ^3_1H \longrightarrow ^4_2He + X What is X? star A Proton B Neutron C Alpha particle D Beta particle T5 Chapter 6.2 Nuclear Energy
37 The equation below shows a radioactive decay. How much energy is released in this reaction? [Ra-226 mass = 226.02536 a.m.u, Mass of Rn-222 = 222.01753 a.m.u Mass of He-4 = 4.00260 a.m.u] star A 1.32 x 10^-12 J B 1.49 x 10^-12 J C 2.51 x 10^-13 J D 7.81 x 10^-13 J T5 Chapter 6.2 Nuclear Energy
38 > "The energy of a photon is directly proportional to the frequency of the light wave". Which of the following famous scientists suggested the statement? star A Isaac Newton B Max Planck C Albert Einstein D John Dalton T5 Chapter 7.3 Einstein's Photoelectric Theory
39 Diagram 24 shows a graph of I against V for an experiment to determine Planck's constant using a red LED. Among A, B, C and D, which represents the activation voltage for the red LED? star A A B B C C D D T5 Chapter 7.1 Quantum Theory of Light
40 Which of the following statement is true about the threshold frequency? star A Maximum frequency for a light photon to produce photoelectric effect. B All metals have the same value of threshold frequency C The value of threshold frequency is the value of the gradient of graph of K_max against f. D The higher the threshold frequency, the higher the work function T5 Chapter 7.3 Einstein's Photoelectric Theory