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

A charge Q is divided into two parts q and Q - q and separated by a distance R. The force of repulsion between them will be maximum when:

Question # 2

If the metal bob is a simple pendulum is replaced by a wooden bob, then its time period will

Question # 3

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

Question # 4

How much water a pump of 2kW can raise in one minute to a height of 10 m, take g = 10 m/s2?

Question # 5

If the amplitude of sound is doubled and the frequency reduced to one-fourth, the intensity of sound at the same point will be

Question # 6

The nucleus 6C12 absorbs an energetic neutron and emits a beta particle (β). The resulting nucleus is

Question # 7

The initial velocity of a body moving along a straight line in 7 m/s. It has a uniform acceleration of 4 m/s2. The distance covered by the body in the 5th second of its motion is

Question # 8

In an L-R circuit, time constant is that time in which current grows from zero to the value

Question # 9

When a hydrogen atom is bombarded, the atom is excited to the n = 4 state of hydrogen atom. The energy released when the atom falls from n = 4 state to the ground state is

Question # 10

With the propagation of a longitudinal wave through a material medium, the quantities transmitted in the propagation direction are

Question # 11

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

Question # 12

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

Question # 13

All of the following statements are correct except

Question # 14

What remains constant when the earth revolves around the sun?

Question # 15

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?

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NAT-II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 What will be the ratio of the distance moved by a freely falling body from rest in 4th and 5th seconds of journey?
A. 4 : 5
B. 7 : 9
C. 16 : 25
D. 1 : 1
2 One cannot see fog because
A. Fog absorbs light
B. The refractive index of fog is infinity
C. Light suffers total reflection at the droplet in a fog
D. Light is scattered by the droplet in fog
3 Velocity of sound in a diatomic as is 300 m/sec, what is its rms velocity?
A. 400 m/sec
B. 40 m/sec
C. 430 m/sec
D. 300 m/sec
4 If the amplitude of sound is doubled and the frequency reduced to one-fourth, the intensity of sound at the same point will be
A. Increasing by a factor of 2
B. Decreasing by a factor of 2
C. Decreasing by a factor of 4
D. Unchanged
5 Which of the following four statement is false?
A. A body can have zero velocity and still be accelerated
B. A body can have a constant velocity and still have a varying speed
C. A body can have a constant speed and still have a varying velocity
D. The direction of the velocity of a body can change when its acceleration is constant
6 Ball pen function on the principle of
A. Viscosity
B. Boyle's law
C. Gravitational force
D. Surface tension
7 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
8 Shunt required in an ammeter of resistance R to decrease its deflection from 30 ampere to 10 ampere is
A. R/4
B. R/3
C. R/2
D. R
9 A p-n junction has a thickness of the order of:
A. 1 cm
B. 1 mm
C. 10-6cm
D. 10-12cm
10 At a certain instant a stationary transverse wave is found to have maximum kinetic energy. The appearance of string of that instant is:
A. Sinusoidal shape with amplitude A/3
B. Sinusoidal shape with amplitude A/2
C. Sinusoidal shape with amplitude A
D. Straight line

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