1 Which of the following is a vector quantity? star A Time B Mass C Distance D Displacement T4 Chapter 1.1 Physical Quantities
2 Which of the following is the purpose of plotting a graph in a scientific investigation? I Giving a consistent measurement II Finding the values that are out of range III Determine the average value of the experimental data IV Finding the relationship between two variables star A I and II B I and IV C II and III D II and IV T4 Chapter 1.2 Scientific Investigation
3 When an object is travelling with a constant velocity, its acceleration will be star A Zero B Constant C Decrease D Increase T4 Chapter 2.1 Linear Motion
4 Which graph shows the motion with constant acceleration? star A A Figure B B Figure C C Figure D D Figure T4 Chapter 2.2 Linear Motion Graphs
5 Diagram 1 shows a metal ball and a feather dropped from the same height in a vacuum. What happens to the acceleration of both objects? star A Both objects have zero acceleration B Both object have same acceleration C The acceleration of metal ball is smaller than feather D The acceleration of metal ball is greater than feather T4 Chapter 2.3 Free Fall Motion
6 Which of the following have a very small inertia? star A 1 kg of bird B 60 kg of bicycle C 2.5 kg of hammer D 3 400 kg of ferry T4 Chapter 2.4 Inertia
7 The Principle of Conservation of Momentum states that star A in a collision, the total momentum before the collision is always equal to the total momentum after the collision if no external force acts on the system. B in a collision, the sum of the total momentum before the collision and the total momentum after the collision is zero, if no external force acts on the system. C in a collision, the total momentum before the collision is greater than the total momentum after the collision if no external force acts on the system. D in a collision, the total momentum before the collision is smaller than the total momentum after the collision if no external force acts on the system. T4 Chapter 2.5 Momentum
8 Which of the following are not the effect of a force acting on a moving car? star A Mass of the car decreased B The velocity of the car increased C The velocity of the car decreased D Direction of the car's movement changed T4 Chapter 2.6 Force
9 Diagram 2 shows two childrens playing with roller skate. Which statements are correct? I Total momentum is conserved II Total kinetic energy is conserved III Both childrens experience elastic collision IV Both childrens experience inelastic collision star A I and II B I and IV C II and III D III and IV T4 Chapter 2.5 Momentum
10 A durian of mass 1.5 kg falls freely from a tree branch. Which of the following statements is correct? star A The weight of the durian decreases B The weight of the durian increases C The weight of the durian is 150 N D The apparent weight of the durian is zero T4 Chapter 2.3 Free Fall Motion T4 Chapter 2.8 Weight
11 Diagram 3 shows a planet orbiting the Sun in an ellipse where the Sun is at one of the focus of the ellipse. The area of the FRT is equal to the area of the FUV. Based on Kepler's Second Law, deduce a relationship involving the time of the planet's motion from R to T and from V to U. star A Time to move from R to T is equal to from V to U B Time to move from R to T is higher than from V to U C Time to move from R to T is lower than from V to U D The square of the time to move from R to T is equal to the square of the time from V to U T4 Chapter 3.2 Kepler's Laws
12 The disadvantages of geostationary satellites are as follows, except star A the cost is high because it operates at a higher altitude B does not include the polar regions as it is always above the equator C there is always a signal delay due to moving in a longer trajectory D the antenna is constantly changing position because the satellite is always in the same place relative to the earth T4 Chapter 3.3 Man-made Satellites
13 Diagram 4 shows the air bubbles made by fish S and fish T, under the surface of water with different depths. Based on Diagram 4, states the relationship between the pressure and the volume of air bubbles. star A the pressure of water increases, the volume of air bubbles increases B the depth of the fish does not affect the volume of air bubbles C the depth of the fish increases, the volume of air bubbles increases D the pressure of air bubble increases, the volume of air bubbles decreases T4 Chapter 4.4 Gas Laws
14 Diagram 5 shows the wave front pattern produced by the vibrating dipper in the ripple tank. Which distance between two points represents the wavelength and compare the amplitude of water waves at the two points? star A Q and R, Same B P and R, Same C R and S, Increase D P and S, Decrease T4 Chapter 5.1 Fundamentals of Waves
15 Diagram 6 shows two identical tuning forks, X and Y, placed side by side. The tuning fork X is tapped to vibrate and then the tuning fork Y also vibrates. Name the phenomenon experienced by the tuning fork Y. star A Oscillation B Resonance C Damping D Pitch T4 Chapter 5.2 Damping and Resonance
16 Sound waves are more easily diffracted in comparison to the light waves because star A the speed of sound waves > the speed of light waves B the wavelength of sound waves > the wavelength of light waves C the amplitude of sound waves > the amplitude of light waves D the frequency of sound waves > the frequency of light waves T4 Chapter 5.5 Diffraction of Waves
17 In a Young's double-slit experiment, a monochromatic light of wavelength 633 nm passes through two slit which are 0.5 mm apart. Vertical fringes pattern are observed on a screen placed 4 m from the double-slit. Calculate the distance between two consecutive bright fringes. star A 3.160 x 10^-3 m B 5.064 x 10^-3 m C 7.913 x 10^1 m D 5.064 x 10^3 m T4 Chapter 5.6 Interference of Waves
18 Which of the following waves cannot propagate in vacuum? star A X-ray B Ultraviolet ray C Microwaves D Ultrasonic waves T4 Chapter 5.7 Electromagnetic Waves
19 Diagram 7 shows a light from air undergoes refraction when the light enter the water and perspex. The refractive index of water and perspex are 1.33 and 1.5 respectively. Determine the angle, \theta. star A 30.00° B 35.45° C 40.27° D 42.78° T4 Chapter 6.1 Refraction of Light
20 Diagram 8 shows a ray of light propagates in a glass block. Why the incident ray is reflected in the glass block? star A Incident angle > refracted angle B Refracted angle > incident angle C Incident angle > critical angle D Refracted angle > critical angle T4 Chapter 6.2 Total Internal Reflection
21 An object is placed 10.0 cm in front of a convex lens with a focal length of 5.0 cm. Determine the image distance. star A $(\frac{1}{5} - \frac{1}{10})$ B $(\frac{1}{5} + \frac{1}{10})$ C $(\frac{1}{5} - \frac{1}{10})^{-1}$ D $(\frac{1}{5} + \frac{1}{10})^{-1}$ T4 Chapter 6.4 Thin Lens Formula
22 Which optical instrument produce a real, diminished and inverted image? star A Periscope B LCD projector C Magnifying glass D Smartphone camera T4 Chapter 6.5 Optical Instruments
23 Diagram 9 shows a convex mirror works as a safety mirror placed at a sharp corner. Which of the following is an advantage of using a convex mirror as a safety mirror? star A Provides a sharper image B More reflection of light C Wider field of view D Produces an enlarged image T4 Chapter 6.6 Image Formation by Spherical Mirrors
24 Diagram 10 shows the forces acting on an aeroplane which is moving forward with an acceleration at a constant altitude. Which statement is correct to explain the forces acting on the aeroplane? star A Lift force < weight B Lift force > weight C Forward thrust > drag force D Drag force > forward thrust T5 Chapter 1.1 Resultant Force
25 Diagram 11 shows a student stands on a weighing scale. He experienced two different elevator motion situations X and Y. Which of the following equations is true about the apparent weight, R? star A X: R = mg, Y: R = mg - ma B X: R = mg - ma, Y: R = mg C X: R = mg - ma, Y: R = mg + ma D X: R = mg + ma, Y: R = mg - ma T4 Chapter 2.6 Force
26 Diagram 12 shows the graph of the relationship between the force, F and the extension of spring, x. Among A, B, C and D, which one shows that a large force is required for the extension of a spring? star A A B B C C D D T5 Chapter 1.4 Elasticity
27 Diagram 13 shows a water tap on a water tank. What is the pressure in the tap? [Density of water = 1 000 kg m^-3 and atmospheric pressure = 1.0 x 10^5 Pa] star A 8.0 x 10^3 Pa B 5.8 x 10^4 Pa C 1.08 x 10^5 Pa D 1.58 x 10^5 Pa T5 Chapter 2.1 Pressure in Liquids
28 Why does atmospheric pressure decrease at high altitudes? star A The temperature of air increases B The vacuum space decreases C The density of air decreases D The thickness of air layer increases T5 Chapter 2.2 Atmospheric Pressure
29 What is the name of instrument that can be used to measure gas pressure? star A Barometer B Manometer C Hydrometer D Thermometer T5 Chapter 2.3 Gas Pressure
30 > "Pressure applied on an enclosed fluid will be transmitted uniformly in all directions in the fluid." The statement refers to star A Pascal's Principle B Pressure in Liquids C Bernoulli's Principle D Archimedes' Principle T5 Chapter 2.4 Pascal's Principle
31 Diagram 14 shows a duck floating on the surface of a lake. The water displaced by the duck is 10 m^3. Calculate the buoyant force acted on the duck. [Density of water = 1 000 kg m^-3] star A 1 020 N B 10 000 N C 98 100 N D 100 000 N T5 Chapter 2.5 Archimedes' Principle
32 Diagram 15 shows a graph of potential difference, V against current, I that flows in a circuit. Name the physical quantity represented by the gradient of the graph. star A Current B Internal resistance C Effective resistance D Potential difference T5 Chapter 3.3 Electromotive Force (e.m.f.) and Internal Resistance
33 A current of 20 A flows through an electric fan when connected to a 240 V power supply. Calculate the energy dissipated after 5 minutes? star A 24 kJ B 288 kJ C 560 kJ D 1 440 kJ T5 Chapter 3.4 Electrical Energy and Power
34 Diagram 16 shows force F acting on a current-carrying conductor between two permanent magnets. State the suitable rule used to determine the direction of the force F. star A Maxwell screw rule B Fleming's left-hand rule C Fleming's right-hand rule D Right-hand grip rule T5 Chapter 4.1 Force on a Current-carrying Conductor in a Magnetic Field
35 Diagram 17 shows a charger of a handphone. Given : Np : number of turns of primary coil Ns : number of turns of secondary coil Vp : Input voltage Vs : Output voltage Which pair is correct about the transformers in the charger? star A Step-up, Ns > Np B Step-down, Ns < Np C Step-up, Vs < Vp D Step-down, Vs > Vp T5 Chapter 4.3 Transformers
36 Diagram 18 shows the process that occurs at the cathode metal in a deflection tube. X particles are released from the metal surface of the cathode when the 6 V power supply is turned on. What is the particle X and name the process involved? star A Electron, Radiation B Proton, Thermionic emission C Electron, Thermionic emission D Neutron, Bombarding T5 Chapter 5.1 Electron
37 Diagram 19 shows four diodes connected to a direct current power supply. Which diodes are connected in reverse bias? star A D1 and D3 B D2 and D3 C D2 and D4 D D1 and D4 T5 Chapter 5.2 Semiconductor Diode
38 The following equation shows the decay of a Radium nucleus. 224_88 Ra -> 216_88 Po + y^4_2 He + z^0_-1 e What are the values of y and z? star A y = 1, z = 1 B y = 1, z = 2 C y = 2, z = 2 D y = 2, z = 4 T5 Chapter 6.1 Radioactive Decay
39 What is photon energy? star A Discrete energy packet B Light energies transferred in quantum of energy C Body that absorb all electromagnetic radiation D Energy that directly proportional to the frequency of the light waves T5 Chapter 7.1 Quantum Theory of Light
40 Diagram 20 shows a graph of V_a against \frac{1}{\lambda} for an experiment to determine the value of Planck's constant, h. Given : the gradient of the graph, m = \frac{hc}{e} charge of a photoelectric, e = 1.60 \times 10^{-19} C speed of light in a vacuum, c = 3.00 \times 10^8 m s^{-1} Based on Diagram 20, calculate the Planck's constant value, h. star A 6.59 \times 10^{-34} J s B 6.63 \times 10^{-34} J s C 6.60 \times 10^{-34} J s D 6.65 \times 10^{-34} J s T5 Chapter 7.3 Einstein's Photoelectric Theory