NEW
Font size
WorksheetsPHYSICS OBJECTIVE TEST
Total questions: 49
Worksheet time: 12hrs 15mins
Which of the following quantities is a scalar quantity
Force
Density
Weight
Momentum
Diagram 1 shows a measuring tool Q in an electric circuit. What is the physical quantity measured by measuring tool Q?
Light intensity
Electric current
Potential Difference
Electromotive Force
A, B, C and D show the shooting marks on a target. Which shooting mark can explain the concept of precision of measurement?
Which of the following ticker tapes shows an object moves at constant acceleration
Diagram 2 shows water flows out from a water tank. Which of the following statements is TRUE after the water continuously flows out for sometimes
Inertia of the water tank decrease
Acceleration of the water drop decrease
Density of the water in the tank decrease
Time for water drop to reach the ground decrease
Diagram 3 shows a velocity against time graph for an object. If total distance traveled is 600 cm, determine value of t
15s
20s
25s
30s
Which of the following measures shown in diagram DOES NOT reduced the impulsive force
Diagram 4 shows a 1.2m height girl throwing a ball vertically upwards t velocity of 20 ms-1. Determine total distance taken by the ball til it reaches the ground
20.0 m
21.2 m
40.0 m
41.2 m
Diagram shows two similar towing boats tow a vessel. Which diagram produces the highest acceleration?
Which of the following diagrams shows the smallest work done?
Diagram 5 shows a glass block is put on a table top. Area of the glass block is in contact with the table is K and the area of the table top is L. The weight of the glass block is Wb, and the weight of the table is Wt.
Which expression gives the pressure exerted on the glass block by the table?
Diagram 6 shows an empty glass at rest on a table. How does the pressure exerted by the glass on the table change as the water is gradually poured into it
Diagram 7(a) shows a wooden cylinder that is half-immersed in a fluid when it is placed vertically.
What will happen when the same wooden cylinder is placed horizontally n the fluid as shown in Diagram 7(b)
It will immerse half in the fluid
It will immerse completely in the fluid
It will immerse less than half in the fluid
It will immerse more than half in the fluid
Diagram 8 shows a simple mercury barometer, used to measured atmospheric barometer.
When the atmospheric pressure increases, what happen to level X and pressure in P?
Level X : Rises
Pressure in P : Increases
Level X : Rises
Pressure in P : Unchanged
Level X : Falls
Pressure in P : Increases
Level X : Falls
Pressure at P : Remains Unchanged
Diagram 9 shows the water level when the water manometer is connected to a gas supply
The water in the manometer is replaced with mercury. How does the value of h change?
It become zero
It increases
It remains unchanged
It decrease but not become zero
Diagram 10 shows a hydraulic jack which is use to lift up the trishaw. 50N force is exerted on the small piston.
Calculate the weight of the trishaw
500 N
4000 N
8000 N
40 000 N
Diagram 11 shows a hydrometer placed in three different liquids, P, Q and R
The densities of liquid P,Q, R are pP, pQ and pR respectively. Which of the following is correct?
pP > pQ > pR
pP < pQ < pR
pP > pR > pQ
pR > pP > pQ
Diagram 12 shows a flying unmanned aerial vehicle (drone)
The flying of drone can be explained by
Pascal's Principle
Archimedes Principle
Bernoulli's Principle
Charles Law
Diagram 13 shows a thermometer
Which modification will increase the sensitivity of thermometer?
Using a longer capillary tube
Using a glass stem with a thicker wall
Using a bulb with a thicker wall
Using a narrower bore of capillary tube
Diagram 14 shows a heating curve for a solid substance.
Heat absorbed to overcome the bonding at
P and R
Q and S
R and S
Q and R
Diagram 15 shows a pot of hot rice which is covered with an airtight lid and left to cool
Why it is difficult to lift the lid when the rice is cold?
Water vapour condenses on the lid
The number of air molecules in the pot has decreased
The adhesive force between the water molecules and the lid is strong
The air pressure inside the pot is lower than atmospheric pressure
Diagram 16 shows a metal spoon immersed in a cup of hot tea
Thermal equilibrium is reached when
Temperature of metal spoon = temperature of tea
Mass of displaced tea = mass of metal spoon
volume of displaced tea = volume of metal spoon
specific capacity of tea = specific heat capacity of metal spoon
Diagram shows a process of change of state
In which process, A, B, C or D is latent heat vaporized absorbed?
A
B
C
D
Diagram 17 shows images of birds appear in water
Images of birds appear due to
Refraction
Diffraction
Reflection
Total Internal Reflection
Diagram 18 shows a position of man, table and vase in front of a plane mirror.
What is the distance of table image as seen by man?
2 m
4 m
5 m
8 m
Diagram 19 shows the formation of image in human eye
Which light phenomenon explains this situation?
Inversion
Refraction
Diffraction
Convergence
Diagram 20 shows two car P and Q, travelling in opposite directions, passing through a sharp bend
Which mirror is the most suitable to be placed at X so that the driver in car P can see car Q?
Plane Mirror
Concave Mirror
Convex Mirror
Two plane mirror at the angle of 60o
Diagram 21 shows a ray of light passing into a glass block. The refractive index of the glass is 1.54.
What is the angle of incidence
19.7o
33.7o
54.7o
58.0o
Diagram 22 shows a wave
Wavelength is shown by
P
Q
R
S
Which of the following is the characteristic of reflected wave?
Wavelength increases
Frequency of waves increase
Velocity of propagation increase
Direction of propagation of waves increase
Diagram 23 shows water waves heading towards an island
Which of the following phenomena experienced by water waves
Refraction
Diffraction
Interference
Superposition
Diagram shows audio signals on the same scaled displacement-time graph
Which graph shows the highest pitch audio signal?
Diagram 24 shows a pattern of water waves observed by a student after he threw a tone into a lake
Which of the following comparison is TRUE about area J and area K?
Area K is deeper than area J
Velocity of water waves at area K is smaller than area J
Wavelength of water waves at area K is bigger than area J
Frequency of water waves at area is bigger than area J
Diagram 25 shows interference patterns for three monochromatic lights
Which of the following are the colour for the monochromatic light?
Light P : Yellow
Light Q : Green
Light R : Blue
Light P : Green
Light Q : Red
Light R : Blue
Light P : Orange
Light Q : Yellow
Light R : Green
Light P : Red
Light Q : Violet
Light R : Yellow
Diagram 26 shows two consecutive loud sounds hear along PQ line at 3.0 m from two similar loud speakers connected to an audio generator.
Determine the distance between two consecutives loud sound along RS line located 1.0 m from PQ line
0.16 m
0.50 m
0.55 m
0.67 m
Diagram shows two light charged spheres , R and S, hung from point T by two threads of the same length , made of a material that does not conduct electricity. It is found that the angle of deflection ϴ > a
Which of the following statements is true?
The charge of R is less than the charge of S
The charge of R is greater than the charge of S
The mass of R is less than the mass of S
The mass of R is greater than the mass of S
Diagram 28 shows three different types of wire X, Y and Z with the same length and thickness. X is copper wire, Y is iron wire, and Z is constantan wire
Which switched should be switched on to get the highest reading of ammeter?
P and Q
P and R
P and S
P only
Diagram 29 shows two resistor R = 3Ω that are connected to a dry cell which has an electromotive force, E = 12 V and internal resistance 1.5Ω
What is the current flows through each resistor?
1 A
2 A
3 A
4 A
Diagram 30 shows a label on the mini hair dryer
What is the meaning of 220 V, 200 W labeled on hair dryer?
When the power of 200 Watts is supplied to the hair dryer, it released potential difference at 220 Volts
When a potential difference of 200 Watts is supplied to the hair dryer, it will release power at 220 Volts per second
When 220 Volts potential difference is supplied hair dryer, it will release power at 200 joule per second
When a potential difference of 220 volts is supplied to hair dryer, i will release power at 200 watt per second
Diagram 31 shows a wire carrying a current , I is placed between two magnetic poles. Which of the direction indicates the direction of the force acting on the wire?
Diagram 32 shows a coil of wire is wrapped round a soft iron rod. Which of the following statement is TRUE?
The strength of the magnet decreased by increasing a resistance of R
End Y of the rod behaves as a north pole magnet
The polarity at the ends of the rod depends on the strength of the current in the circuit
End Y of the rod behaves as a south pole magnet
Diagram 33 shows a transformer consists of primary coil with 1000 turns and a secondary coil with total of 100 turns, which can be adjust at various position.
Which pair of terminals should be connected to a 12 V, 24 W lamp for it to be lit with normal brightness?
PR
PT
QS
RT
The National Grid Network is a network of electrical cables connecting electrical power stations to consumer of electricity as shown in diagram 34
Which of the following is the characteristic of National Grid Network in electricity transmission?
The electricity can be transmitted at low potential difference during peak hours of electricity used
The whole country electricity supply will be affected when one power stations breaks down
During non-peak hours of electricity usage, the operations of some power stations cannot be stopped for repair and maintenance purpose
Some power stations can be closed during non peak hours to cut cost
Diagram 35 shows the structure of a cathode ray oscilloscope
Which component A, B, C or D causes the electrons to accelerates?
A
B
C
D
Diagram 36 shows an automatic switch circuit to light up a bulb at night.
What changes should be done to light up the bulb during the day time?
Reverse the terminals of the battery
Interchange R1 and R2
Replace npn transistor with pnp transistor
Replace resistor R3 with resistor of lower resistance
Diagram 37 shows a circuit consisting of a diode and a bulb. When the switch is on, the bulb does not light up
What needs to be done to light up the bulb?
Replace with a new bulb
Increase the number of dry cell
Reverse the diode connection
Connect resistor parallel to the bulb
Diagram 39 shows the path of radioactive rays, S and T
Which of the following shows the type of ray S and ray T
Ray S : alpha
Ray T : Beta
Ray S : alpha
Ray T : gamma
Ray S : Beta
Ray T : Gamma
Ray S : Gamma
Ray T : Beta
Diagram 40 shows decay curve f a radioactive material
What is the activity after 1 hour?
50
100
200
400
The following equation represents the nuclear fission
The mass defect from the reaction is 0.018863 a.m.u
What is the energy release in this reaction?
(1 a.m.u = 1.66 X 10-27 kg )
9.39 X 10-21 J
2.82 X 10-12 J
5.66 X 106 J
1.70 X 1015 J
