1 The formula below shows the relationship between the period of oscillation of a pendulum and several other physical quantities. T^2 = \frac{4\pi^2 l}{g} Which of the following graphs is true? star A A Figure B B Figure C C Figure D D Figure T4 Chapter 1.2 Scientific Investigation
2 Diagram 1 shows the velocity-time graph of an object. Which of the following acceleration-time graphs shows the object's motion? star A A Figure B B Figure C C Figure D D Figure T4 Chapter 2.2 Linear Motion Graphs
3 Diagram 2 shows an astronaut with mass of 75 kg throws a 45 kg bag causing him to jerk towards the space capsule. If the bag is thrown at a velocity of 8 m s⁻¹, what is the velocity of the astronaut after throwing the bag? star A 4.80 m s⁻¹ B 48.0 m s⁻¹ C 13.33 m s⁻¹ D 421.88 m s⁻¹ T4 Chapter 2.5 Momentum
4 Which of the following is true about weight? star A is a scalar quantity B is measured in unit of kg m s⁻² C is a based quantity D not depends on the gravitational field strength T4 Chapter 2.8 Weight
5 The Earth can maintain its layer of atmosphere because star A the average linear speed of atmospheric gas molecules is less than Earth's escape velocity B the average linear speed of atmospheric gas molecules is more than Earth's escape velocity C the Earth's magnetic field D the gravitational effect of the moon T4 Chapter 3.3 Man-made Satellites
6 Earth has an orbital period of 365 days and its mean distance from the Sun is 1.495 x 10^8 km. The plane Mars mean distance from the Sun is 2.28 x 10^8 km. Calculate Mars's orbital period in Earth days. star A 6.87 x 10^2 days B 5.64 x 10^2 days C 4.72 x 10^2 days D 1.29 x 10^2 days T4 Chapter 3.2 Kepler's Laws
7 Diagram 3 shows an ice pack placed on the forehead of a child with a high fever Initially, which of the following is correct about the thermal contact of the child's head with the ice pack? star A The rate of heat transfer from the ice to the child's head is higher than the rate of heat transfer from the child's head to the ice. B The rate of heat transfer from the ice to the child's head is equal to the rate of heat transfer from the child's head to the ice. C The rate of heat transfer from the ice to the child's head is lower than the rate of heat transfer from the child's head to the ice. D Net heat transfer between the ice and the child's head is zero. T4 Chapter 4.1 Thermal Equilibrium
8 Diagram 4 shows rice being cooked using clay pot. What are some of the physical properties of the clay pots that make them suitable to be used for the above purpose? star A A small amount of energy is needed to increase the temperature of the clay pot. B Clay pots are cheap and do not rust. C The specific heat capacity of clay pot is very low. D The specific heat capacity of clay pot is high. T4 Chapter 4.2 Specific Heat Capacity
9 Diagram 5 shows respiration process. Which of the following physics laws explains the phenomenon above? star A Boyle's Law B Gay-Lussac's Law C Charles' Law D Ideal Gas Law T4 Chapter 4.4 Gas Laws
10 Diagram 6 shows a scuba tank. The initial pressure in the tank is 1.317 x 10^7 Pa. Calculate the final pressure inside the tank after it cools from 1000 °C to 25 °C. star A 3.293 x 10^5 Pa B 3.083 x 10^6 Pa C 5.626 x 10^7 Pa D 5.268 x 10^8 Pa T4 Chapter 4.4 Gas Laws
11 A system has a natural frequency of oscillation equals to f. An external force is supplying energy to the system to perpetuate the oscillations of the system. Resonance will occur in this system if energy is supplied to the system at a frequency equal to star A f B \sqrt{2}f C \frac{f}{\sqrt{2}} D \frac{f}{2} T4 Chapter 5.2 Damping and Resonance
12 Diagram 7 shows a cross sectional of ripple tank with a slopping base and a plane dipper being vibrated. Which of the following wave patterns can be seen on the screen? star A A Figure B B Figure C C Figure D D Figure T4 Chapter 5.4 Refraction of Waves
13 Diagram 8 shows two wave pulses are at the same distance from X. Which waveform is observed at X? star A A Figure B B Figure C C Figure D D Figure T4 Chapter 5.6 Interference of Waves
14 Diagram 9 shows an application of electromagnetic waves. Which pair is correct about the characteristics of the wave used? star A High, Short B High, Long C Low, Long D Low, Short T4 Chapter 5.7 Electromagnetic Waves
15 Diagram 10 shows a graph of image distance, v against linear magnification, m for a convex lens. What is the quantity represented by p? star A image height B object distance C focal length D power of lens T4 Chapter 6.3 Image Formation by Lenses
16 Diagram 11 shows a light ray propagating from glass medium to the air. The refractive index of glass is 1.50. What is the speed of light in the glass medium? star A 1.5 x 10^8 m s^-1 B 2.0 x 10^8 m s^-1 C 3.0 x 10^8 m s^-1 D 4.5 x 10^8 m s^-1 T4 Chapter 6.1 Refraction of Light
17 Which of the following optical instrument uses the concept of total internal reflection? star A Magnifying glass B Microscope C Camera D Prism periscope T4 Chapter 6.2 Total Internal Reflection
18 Mirage can be seen on a road on a hot day. Which light phenomena cause the appearance of mirages? star A Refraction and reflection B Refraction and total internal reflection C Reflection and total internal reflection D Reflection, refraction and total internal reflection T4 Chapter 6.2 Total Internal Reflection
19 Which of the following does not describe an object in equilibrium? star A A lorry stops at a junction. B A box is being pushed down on an inclined plate at constant speed. C A ship is docking at a port. D An aeroplane takes off from runway. T5 Chapter 1.3 Forces in Equilibrium
20 Diagram 12 shows three forces acting on an object. Which of the following represents the magnitude and direction of the resultant force acting on the object? star A A Figure B B Figure C C Figure D D Figure T5 Chapter 1.1 Resultant Force
21 Diagram 13 shows two loads of mass 3 kg and 5 kg are joined by a length of rope passes over a smooth pulley. When the system is released from rest, what is the acceleration of the load? star A 3.92 m s^-2 B 2.45 m s^-2 C 6.13 m s^-2 D 6.54 m s^-2 T4 Chapter 2.6 Force T5 Chapter 1.1 Resultant Force
22 Diagram 14 shows three springs, L, M, and N which is made of same material. A 100 g mass of load is then hung to each spring. The extension, x, of each spring is measured as XL, XM and XN respectively. Which of the following graph is correct for L, M and N if 1 kg loads are attached to each spring? star A XL > XM > XN B XL < XM < XN C XM > XN > XL D XM > XL > XN T5 Chapter 1.4 Elasticity
23 Which of the following will affect the pressure in liquid? I Density of liquid II Gravitational field strength III Depth of liquid IV Surface area of the container star A I and II B I and III C I, II and III D I, II, III and IV T5 Chapter 2.1 Pressure in Liquids
24 Diagram 15 shows a cross-sectional of a hydraulic jack with multiplying factor 100. The mass of a car is 2 000 kg. What is the force F? star A 19.62 N B 20.0 N C 196.2 N D 200.0 N T5 Chapter 2.4 Pascal's Principle
25 Diagram 16 shows a ship which sailing at sea. What will happen to the buoyant force acting on the ship when it reaches the river bay? star A increases B decreases C unchanged T5 Chapter 2.5 Archimedes' Principle
26 Diagram 17 shows a dispersion of a candle flamed which placed in between two metal plates, M and N which are connected to an extra high-tension voltage (EHT). What are the charges on metal plate M and N? star A Positive, Negative B Negative, Positive C Positive, Positive D Negative, Negative T5 Chapter 3.1 Current and Potential Difference
27 Diagram 18 shows a nichrome wire connected between R and S. If the currect flow in circuit is constant, the reading of voltmeter will increase when star A length of wire is decreased B diameter of wire increased C length of wire is increased D replace nichrome wire with copper wire T5 Chapter 3.2 Resistance
28 Diagram 19 shows an electric circuit which consist of three resistors. What is the reading value shown on the ammeter? star A 0.8 A B 2.0 A C 3.0 A D 7.5 A T5 Chapter 3.2 Resistance
29 Diagram 20 shows a circuit containing a dry cell and a resistor, R. The dry cell has internal resistance, r, and electromotive force (e.m.f) 1.5 V. What is the voltmeter reading before and after the switch is on? star A 0 V, 1.5 V B 0 V, Less than 1.5 V C 1.5 V, 1.5 V D 1.5 V, Less than 1.5 V T5 Chapter 3.3 Electromotive Force (e.m.f.) and Internal Resistance
30 Diagram 21 shows an electric generator. Which of the following is not true about the generator? star A Electromagnetic induction is applied B The resulting output is direct current C The coil cuts the magnetic flux D E.m.f induced in the coil T5 Chapter 4.2 Electromagnetic Induction
31 The efficiency of a transformer can be increased in the following ways except star A Use thinner copper wire B Use a laminated iron core C The secondary coil is wound over the primary coil D Soft iron is used as a core T5 Chapter 4.3 Transformers
32 Which of the following components is used as a rectifier? star A A Figure B B Figure C C Figure D D Figure T5 Chapter 5.2 Semiconductor Diode
33 Which of the following is used for a step-down transformer? star A Microwave oven B X-ray machine C Defibrillator D Laptop charger (Adapter) T5 Chapter 4.3 Transformers
34 Which circuit will not light up the bulb? star A A Figure B B Figure C C Figure D D Figure T5 Chapter 5.2 Semiconductor Diode
35 Diagram 22 shows a maltese cross tube. Which of the following is true when 6 V power supply is switch on. I Electrons gain enough kinetic energy to accelerated II Electrons are emitted from the cathode III The heated filament supplies energy to the free electrons IV Thermionic emission will occur star A I and IV B II and III C I, II and IV D II, III and IV T5 Chapter 5.1 Electron
36 Diagram 23 shows a radioactive decay curve of an activity of radioactive substance. What is the half-life of the radioactive substance? star A 4 minutes B 6 minutes C 8 minutes D 12 minutes T5 Chapter 6.1 Radioactive Decay
37 The following equation shows the nuclear fission of \text{}_{92}^{235}\text{U}. \text{}_{92}^{235}\text{U} + \text{}_{0}^{1}\text{n} \rightarrow \text{}_{56}^{141}\text{Ba} + \text{}_{36}^{92}\text{Kr} + 3\text{}_{0}^{1}\text{n} + \text{X} What is X? star A \beta Particle B \alpha Particle C Energy D X-ray T5 Chapter 6.2 Nuclear Energy
38 Diagram 24 show a control of rate of nuclear reaction in nuclear reactor used to generate energy. What is the function of moderator in that control system? star A Controls the reaction rate by absorbing excess neutrons. B Slows down the fast moving neutrons released so that nuclear fission can occur. C Fuels for producing nuclear energy through nuclear fission reaction. D Absorbs heat energy from the chain reactions to generate steam for control the reactor temperature. T5 Chapter 6.2 Nuclear Energy
39 Given that the photon energy of the red light is 2.93 x 10^-19 J and the work function of lithium metal is 2.5 eV. What would happen if the red light shone on the lithium metal surface? [1eV = 1.60 x 10^-19 J] star A The photoelectric effect does not occur B The electrons escape from the metal surface instantaneously C The maximum kinetic energy of photoelectron increases D The threshold frequency is smaller than the light frequency T5 Chapter 7.3 Einstein's Photoelectric Theory
40 What is the maximum velocity of the photoelectron emitted when a monochromatic light (λ = 460 nm) is shone on a metal surface which has work function of 2.00 eV? [Given hc = 1.243 x 10^3 eV nm, 1 eV = 1.60 x 10^-19 J, mass of electron, m = 9.11 x 10^-31kg] star A 3.512 x 10^5 ms^-1 B 4.966 x 10^5 ms^-1 C 1.123 x 10^-19 ms^-1 D 3.025 x 10^5 ms^-1 T5 Chapter 7.3 Einstein's Photoelectric Theory