1 Which of the following is a derived quantity? star A Mass B Displacement C Perimeter of a circle D Amount of charge T4 Chapter 1.1 Physical Quantities
2 Diagram 1 shows a graph of y against x. Which of the following statement shows correct interpretation of the above graph? I The graph gradient is positive II The graph gradient is negative III y increases with x IV y decreases with x star A I only B II only C I and III only D II and IV only T4 Chapter 1.2 Scientific Investigation
3 Which of the following statement is correct about distance? star A The length of the path traveled by the motion of an object B Length between two points C The length between the initial position and the final position of an object's movement D The length of the path traveled by an object in a particular direction T4 Chapter 2.1 Linear Motion
4 Diagram 2 shows Ali applied 50 N of force to move a table with mass 10 kg at a contant velocity. What is the frictional force acting on the table? star A 0 N B 5N C 50 N D 500 N T5 Chapter 1.3 Forces in Equilibrium
5 Diagram 3 shows a bullet being fired from a pistol. The bullet moves forward and the pistol moves in the opposite direction. Which of the following statements is correct? star A The bullet and the pistol move with the same velocity in opposite directions B The total momentum of the system is zero C The bullet moves with a smaller velocity due to its mass D Total momentum after the explosion is bigger T4 Chapter 2.5 Momentum
6 Diagram 4 shows an air bag warning sign in a car. What is the function of the air bag? star A To increase the time of impact B To decrease momentum C To increase the impulsive force D To decrease inertia T4 Chapter 2.7 Impulse and Impulsive Force
7 The gravitational field strength at a point is defined as star A The force per unit area B The gravitational force per unit mass C The gravitational potential per unit distance D The product of acceleration due to gravity and mass T4 Chapter 2.8 Weight
8 A satellite is in a circular orbit around the Earth. If the radius of the orbit increases, what will happen to its orbital speed? star A Increases B Decreases C Remains the same D It becomes zero T4 Chapter 3.3 Man-made Satellites
9 Diagram 5 shows two beakers containing liquid P and liquid Q respectively. Each liquid receives the same amount of heat energy. Which statement is correct about liquid P and liquid Q? star A The specific heat capacity of liquid P is one quarter the specific heat capacity liquid Q B The specific heat capacity of liquid P is half the specific heat capacity liquid Q C The specific heat capacity of liquid P is equal to the specific heat capacity liquid Q D The specific heat capacity of liquid P is twice the specific heat capacity liquid Q T4 Chapter 4.2 Specific Heat Capacity
10 How much heat must be supplied to change a 400 g block of ice at 0 °C into water at 80 °C? [Specific heat capacity of water = 4.2\times10^3 J kg^-1 °C^-1] [Specific latent heat of fusion of ice = 3.34\times10^5 J kg^-1] star A 1.376 \times 10^5 J B 1.376 \times 10^8 J C 2.68 \times 10^5 J D 2.68 \times 10^8 J T4 Chapter 4.2 Specific Heat Capacity T4 Chapter 4.3 Specific Latent Heat
11 Why does the volume of a gas with a fixed mass increase when it is heated at constant pressure? star A The number of molecules increases B The average mass of molecules increases C The density of molecules increases D The average speed of molecules increases T4 Chapter 4.4 Gas Laws
12 Diagram 6 shows electromagnetic waves. Which of the following is not the characteristic of electromagnetic waves? star A Longitudinal waves B the speed in vacuum is 3.00 x 10^8 ms^-1 C Can propagate through vacuum D Transverse wave T4 Chapter 5.7 Electromagnetic Waves
13 Water waves propagate from a deep region to a shallow region. The wave frequency is 4 Hz and the wavelength is 0.6 m in the deep region. If the depth of the shallow region becomes 0.3 m, what is the ratio of the wave speed between deep region and shallow region? star A 1:2 B 2:1 C 1:1 D 3:1 T4 Chapter 5.4 Refraction of Waves
14 Why does sonar use the reflection of sound waves instead of light waves to detect objects underwater? star A Sound waves travel faster in water than light B Light waves cannot be reflected in water C Sound waves have a shorter wavelength D Sound waves are less absorbed and can be reflected in water more effectively T4 Chapter 5.3 Reflection of Waves
15 What happens when light travels from air to glass? star A Speed increases and bends away from the normal B Speed decreases and bends toward the normal C Speed increases and bends toward the normal D Speed decreases and bends away from the normal T4 Chapter 6.1 Refraction of Light
16 What phenomenon involve when light propagate through optical fibre? star A Diffraction B Refraction C Total internal reflection D Absorption T4 Chapter 6.2 Total Internal Reflection
17 Diagram 7 shows reflected ray of a concave mirror. A concave mirror can form a magnified and inverted image when the object distance star A u<f B u = f C u > 2f D f<u<2f T4 Chapter 6.6 Image Formation by Spherical Mirrors
18 Which of the following devices usually uses a convex lens? star A A peephole in a door B A flashlight reflector C Long-sightedness glasses D Short-sightedness glasses T4 Chapter 6.3 Image Formation by Lenses
19 Diagram 8 shows a method of determining the resultant of two forces by using the parallelogram of forces method. Which of the followings represents the resultant force? star A OA B OB C OC D AC T5 Chapter 1.1 Resultant Force
20 Which of the following diagrams shows three forces in equilibrium? star A A Figure B B Figure C C Figure D D Figure T5 Chapter 1.3 Forces in Equilibrium
21 Four arrangements A, B, C and D are made of identical springs. Each spring extends by 4 cm when 200 g load is hung at their end. Which arrangement produces the largest extension? star A A Figure B B Figure C C Figure D D Figure T5 Chapter 1.4 Elasticity
22 Diagram 9 shows a group of climbers climbing a mountain. They were found to have difficulty breathing at high altitudes. This happens because of star A Very low atmospheric pressure B High air density C Low temperature D Mass of air decreases T5 Chapter 2.2 Atmospheric Pressure
23 Diagram 10(a) shows a simple hydraulic system where the areas of pistons X and Y are 15 cm^2 and 150 cm^2 respectively. Diagram 10(b) shows when a force, F is applied to X, Y will move upwards by h. If the area of Y is increased to 300 cm^2 and the same force, F, is applied to X, what is the new position of Y? star A Lowered by 2h B Raise by 2h C Lowered by \frac{1}{2}h D Raise by \frac{1}{2}h T5 Chapter 2.4 Pascal's Principle
24 Diagram 11 shows that when a force, F is applied to the plunger, air flows at a high velocity through the nozzle and produces a spray of small droplets. Which equipment works using the same principle as the situation above? star A Hydraulic jack B Bunsen burner C Suction pump D Siphon T5 Chapter 2.6 Bernoulli's Principle
25 What usually happens to the resistance of a metal wire as its temperature increases? star A Decreases B Remain the same C Becomes zero D Increases T5 Chapter 3.2 Resistance
26 If the resistivity of a copper wire which is 5 m long and has a cross-sectional area of 1×10^-6 m^2 is 1.7×10^-8 Ωm, what is the resistance of the wire? star A 0.0085 Ω B 8.5 Ω C 0.85 Ω D 0.085 Ω T5 Chapter 3.2 Resistance
27 Diagram 12 shows a dry cell. What is represented by the quantity shown in the circle? star A The force pushing electrons through a wire B The total energy transferred to move one coulomb of charge in a complete circuit C The power consumed by the circuit D The potential difference across circuit T5 Chapter 3.3 Electromotive Force (e.m.f.) and Internal Resistance
28 Which of the following describes a superconductor? star A A material that resists current completely B Materials with zero resistance below certain temperature C Materials that become magnetic at low temperature D Materials that will be damaged at high voltage T5 Chapter 3.2 Resistance
29 Diagram 13 shows the interaction between the magnetic field of a current-carrying copper wire and the magnetic field from the Magnadur magnet that produce a resultant magnetic field. State what happens to the reading of the electronic balance when the current reading is increased? star A Increases B Decreases C Not change T5 Chapter 4.1 Force on a Current-carrying Conductor in a Magnetic Field
30 > "The iron core is magnetised and demagnetised continuously by a changing magnetic field. The energy supplied for magnetisation is not fully recovered during demagnetisation. This difference in energy is transferred to the iron core to heat it." The above situation shows the condition that causes the efficiency of a transformer to decrease, this is known as star A Hysterisis B Magnetic flux leakage C Eddy current D Rectification T5 Chapter 4.3 Transformers
31 Diagram 14 shows a transformer. Calculate the efficiency of the transformer if the power supplied is 40 J s^-1. star A 16.6 % B 45.0 % C 66.6 % D 67.5 % T5 Chapter 4.3 Transformers
32 The Electrical Energy Transmission and Distribution System involves three stages, namely Electricity Generation, Electricity Transmission and Electricity Distribution. Which of the following pairs is correct for the type of transformer and the stages involved? star A Step-Up | Step-Up B Step-Up | Step-Down C Step-Down | Step-Up D Step-Down | Step-Down T5 Chapter 4.3 Transformers
33 Diagram 15 shows the depletion layer of a p-n junction of a diode. When the switch is turned on, the depletion layer becomes thinner. Which statement explains this situation? star A Positive charges flow from the positive terminal to the p-type semiconductor B Negative charges flow from the negative terminal to the p-type semiconductor C Electrons and holes are pulled away from the p-n junction D Electron from the n-type is pulled across the p-n junction T5 Chapter 5.2 Semiconductor Diode
34 Diagram 16 shows a vacuum tube used to investigate a thermionic emission. What is the function of anode? star A To accelerate the electron at a high speed B To produce the electron when it is heated by a filament C To deflect the electron beam vertically D To control the intensity of electron beam T5 Chapter 5.1 Electron
35 This electronic component is a type of resistor. Its resistance value changes according to the ambient temperature. Which of the following is this component? star A A Figure B B Figure C C Figure D D Figure T5 Chapter 5.3 Transistor
36 In a nuclear decay process, the following reaction occurs in the nucleus of an atom which a neutron decomposes into one proton and one electron. ^1_0n -> ^1_1p + ^0_-1e Name the type of decay involves star A Nuclear fission B Alpha decay C Beta decay D Gamma decay T5 Chapter 6.1 Radioactive Decay
37 Diagram 17 shows a nuclear reaction where two light nuclei fuse to form a heavy nucleus by releasing a lot of energy. Names isotopes M and N that are involved in this nuclear reaction. star A Deuterium | Tritium B Uranium | Neutron C Tritium | Deuterium D Neutron | Uranium T5 Chapter 6.2 Nuclear Energy
38 The ratio of the number of Nitrogen-14 to Carbon-14 nuclei in a sample of animal bone is 7 : 1. While the animal is still alive, there is no Nitrogen element trapped in it. If Carbon-14 decays into Nitrogen-14 with a half-life of 5730 years, estimate age of the bone. star A 17 190 years B 34 380 years C 40 110 years D 45 840 years T5 Chapter 6.1 Radioactive Decay
39 Which of the following is true about the photoelectric effect? I The emission of electrons will not occur for low light intensity II The emission of electrons from a metal surface by a photoelectric effect is instantaneous III The photoelectric effect is the release of electrons from the metal surface when irradiated with light with certain frequency IV The kinetic energy of a photoelectron depends on the intensity of light star A I and II B II and III C I, II and III D II, III and IV T5 Chapter 7.2 Photoelectric Effect
40 Which of the following metals does not emit electrons when a photon with a frequency 1.304 x 10^14 Hz is irradiated onto its surface? star A Platinum, Pt | 13.6 x 10^13 Hz B Iridium, Ir | 0.12 x 10^15 Hz C Tantalum, Ta | 1.03 x 10^14 Hz D Molybdenum, Mo | 1.11 x 10^14 Hz T5 Chapter 7.3 Einstein's Photoelectric Theory