NAT IIP Physical Science Physics Preparation Online Test for Pakistani Students

MCQ's Test For NAT II Physical Science Physics

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NAT II Physical Science Physics

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Question # 1

Choose the correct statement

Question # 2

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 # 3

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 # 4

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

Question # 5

What remains constant when the earth revolves around the sun?

Question # 6

The temperature at which the speed of sound becomes double as was at 27°C is

Question # 7

Which of the following particles would experience the largest magnetic force when projected with the same velocity perpendicular to a magnetic field?

Question # 8

Band spectrum is produced by

Question # 9

A body moving in circular motion with constant speed has

Question # 10

A capacitor acts as an infinite resistance for

Question # 11

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

Question # 12

As the electron in Bohr orbit of hydrogen atom passes from stat n = 2 to n = 1, the kinetic energy K and potential energy U change as

Question # 13

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

Question # 14

If the period of oscillation of mass (M) suspended from a spring is 2s, then the period of mass 4M will be

Question # 15

Angular momentum is

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NAT-II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 The number of translation degrees of freedom for a diatomic gas is
A. 2
B. 3
C. 5
D. 6
2 If the period of oscillation of mass (M) suspended from a spring is 2s, then the period of mass 4M will be
A. 1 s
B. 2 s
C. 3 s
D. 4 s
3 A conducting wire is drawn to double its length. Final resistivity of the material will be
A. Double of the original one
B. Half of the original one
C. One-fourth of the original one
D. Same as original one
4 What remains constant in the field of central force?
A. Potential energy
B. Kinetic energy
C. Angular momentum
D. Linear momentum
5 The primary winding of transformer has 500 turns whereas its secondary has 5000 turns. The primary is connected to an a.c. supply of 20 V, 50 Hz. The secondary will have an output of
A. 200V, 50 Hz
B. 2V, 50 Hz
C. 200V, 500 Hz
D. 2V, 5 Hz
6 Band spectrum is produced by
A. H
B. He
C. H2
D. Na
7 A p-n junction has a thickness of the order of:
A. 1 cm
B. 1 mm
C. 10-6cm
D. 10-12cm
8 When sound waves travel from air to water which of these remains constant?
A. Velocity
B. Frequency
C. Wavelength
D. All the above
9 A fly is sitting on the objective of a telescope pointed towards the moon.
What effect is expected on the photography of the moon taken through the telescope?
A. The entire of view blocked
B. There is an image of the fly on the photography
C. There is no effect at all
D. There is a reduction in the intensity of the image
10 Radio waves of constant amplitude can be generated with
A. Rectifier
B. Filter
C. FET
D. oscillator

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