NAT IIP Physical Science Physics Preparation Online Test for Pakistani Students

MCQ's Test For NAT II Physical Science Physics

Try The MCQ's Test For NAT II Physical Science Physics

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NAT II Physical Science Physics

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Question # 1

The half-life of a radio-isotope is 5 years. The fraction of atoms decayed in this substance after 15 years will be

Question # 2

The unit of inductance is equivalent to

Question # 3

The dimensional formula of torque is:

Question # 4

When sound waves travel from air to water which of these remains constant?

Question # 5

A cable breaks if stretched by more than 2 mm. It is cut into two equal parts. How much either part can be stretched without breaking?

Question # 6

The number of translation degrees of freedom for a diatomic gas is

Question # 7

Which of the following four statement is false?

Question # 8

A 2 kg body and a 3 kg body have equal momentum. If the kinetic energy of 3 kg body is 10 J, the KE of 2 kg body will be

Question # 9

The structure of solids is investigated by using

Question # 10

A motorist travels A to B at a speed at 40 km/h and returns at speed of 60 km/h. His average speed will be

Question # 11

A couple produces

Question # 12

A person standing near the track of a fast moving train has tendency to fall towards it because of

Question # 13

The unit of electric current 'ampere' is the amount of current flowing through each of two parallel wires 1 m apart and of infinite length will give rise to a force between them equal to

Question # 14

A prism splits a beam of white light into its seven constituent colors. This is so because

Question # 15

Radio waves of constant amplitude can be generated with

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NAT-II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 A pendulum clock set to give correct time in Karachi is taken to Quetta. It would give correct time if
A. The mass of the pendulum is increased
B. The mass of the pendulum is decreased
C. The length of the pendulum is increased
D. The length of the pendulum is decreased
2 The velocity of falling raindrops attains limited value because of
A. Up thrust of air
B. Viscous force exerted by air
C. Surface tension effect
D. Air currents atmosphere
3 The force between two charges 0.06 m apart is 5 N. If each charge is moved towards the other by 0.01 m, then the force between them will become
A. 7.20 N
B. 11.25 N
C. 22.50 N
D. 45.00
4 According to the Hooke's law the force required to change the length of a wire by 'I' is proportional to
A. I-2
B. I-1
C. I
D. I2
5 In a simple harmonic motion (SHM), which of the following does not hold?
A. To force on the particle is maximum at the ends
B. The acceleration in minimum at the mean position
C. The potential energy is maximum at the mean position
D. The kinetic energy is maximum at the mean position
6 A 50-volt battery is connected across 10-ohm resistor. The current is 4.5 A. The internal resistance of the battery is
A. Zero
B. 0.5 ohm
C. 1.1 ohm
D. 5.0 ohm
7 In a Millikan's oil drop experiment the charge on an oil drop is calculated to be 6.35 x 10-19C. The number of excess electrons on the drop is
A. 3.9
B. 4
C. 4.2
D. 6
8 Which of the following is the only vector quantity?
A. Temperature
B. Energy
C. Power
D. Momentum
9 A train of 150 m length is going towards north direction at a speed of 10 ms-1. A parrot flies at a speed of 5 ms-1towards south direction parallel to the railway track. The time taken by the parrot to cross the train is equal to
A. 12 s
B. 8 s
C. 15 s
D. 10 s
10 Planck's constant has the dimensions of:
A. Energy
B. Momentum
C. Frequency
D. Angular momentum

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  • Khalid Khan

    Khalid Khan

    28 Mar 2024

    paring scheme of mathh

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