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

In a common base transistor circuit, the current gain is 0.98. On changing the emitter current by 5.00 mA, the change in collector current is

Question # 2

A particle is moving in a uniform magnetic filed, then

Question # 3

A body moves a distance of 10 m along a straight line under the action of a force of 5 Newton's. If the work done is 25 joules, the angle which the force takes with the direction of motion of the body is:

Question # 4

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 # 5

Planck's constant has the dimensions of:

Question # 6

An object is placed at a distance of f/2 from a convex lens. The image will be

Question # 7

A wire is stretched to double of its length. The strain is

Question # 8

A person standing on a rotating platform has his hands lowered. He suddenly outstretches his arms. The angular momentum

Question # 9

Which one of the following is a simple harmonic motion?

Question # 10

Mechanical waves on the surfaces of a liquid are

Question # 11

To make the frequency double of an oscillator, we have to

Question # 12

Ultra-violet radiation of 6.2 eV falls on an aluminium surface. K.E. of fastest electron emitted is (Work function = 4.2 eV)

Question # 13

The time period of a simple pendulum is 2 seconds. If its length is increased by 4 times, then its period becomes

Question # 14

Copper and germanium are cooled to 70K from room temperature, then

Question # 15

A point charge Q is placed at the mid-point of a line joining two charges, 4q and q. If the net force on charge q is zero, then Q must be equal to

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NAT-II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 Two point charges A and B separated by a distance R attract each other with a force of 12 x 10-3N. The force between A and B when the charges on them are doubled and distance is halved
A. 1.92 N
B. 19.2 N
C. 12 N
D. 0.192 N
2 A wire is stretched to double of its length. The strain is
A. 2
B. 1
C. zero
D. 0.5
3 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
A. 25 m
B. 35 m
C. 50 m
D. 85 m
4 A lens behaves as a converging lens in air and a diverging lens in water. The refractive index of the material is
A. Equal to unity
B. Equal to 1.33
C. Between unity and 1.33
D. Greater than 1.33
5 The velocity of a particle at an instant is 10 m/s and after 5s the velocity of the particle is 20 m/s. The velocity 3s before in m/s is:
A. 8
B. 4
C. 6
D. 7
6 The contrast in the fringes in any interference pattern depends on
A. Fringe width
B. Intensity ratio of the sources
C. Distance between the slits
D. Wavelength
7 The motion without consideration of its cause is studied in
A. Kinematics
B. Mechanics
C. Statics
D. Modern Physics
8 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
9 A person standing near the track of a fast moving train has tendency to fall towards it because of
A. Vibration due to motion of train
B. Gravitation force of attraction between person and trains
C. The high speed of train
D. Some other effect
10 If a diamagnetic substance is brought near north or south pole of a bar magnet it is
A. Attracted by the poles
B. Repelled by the poles
C. Repelled by north pole and attracted by the south pole
D. Attracted by the north pole and repelled by the south pole

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