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

The magnetic moment of a circular coil carrying current is

Question # 2

Which quantity is increased in step-down transformer?

Question # 3

Who explained the origin of the Fraunhoffer lines?

Question # 4

The peak voltage in 220 volt A.C. supply is nearly

Question # 5

A couple produces

Question # 6

Which of the modulus of elasticity is involved in compression a rod to decrease its length?

Question # 7

Choose the correct statement

Question # 8

In a simple harmonic motion the kinetic energy (KE) and the potential energy (PE), are such that throughout the motion

Question # 9

Huygen's wave theory of light cannot explain

Question # 10

The excess (equal in number) of electrons that must be placed on each of two small spheres spaced 3 cm apart, with force of repulsion between the spheres to be 10-19N, is

Question # 11

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 # 12

A wire of radius r has resistance R, It it is stretched to a wire of r/2 radius, then the resistance becomes

Question # 13

Band spectrum is produced by

Question # 14

Which of the following lists of physical quantities consists only of vectors:

Question # 15

Which one of the following phenomena is not explained by Huygen's construction of wavefront?

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NAT-II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 According to Stoke's law, drag force depends on
A. Initial velocity
B. Final velocity
C. Terminal velocity
D. Instantaneous velocity
2 A particle moves along a circular path under the action of a force. The work done by the force is
A. Zero
B. Positive and non-zero
C. Negative and non zero
D. None of the above
3 The number of translation degrees of freedom for a diatomic gas is
A. 2
B. 3
C. 5
D. 6
4 The half-life of a radio-isotope is 5 years. The fraction of atoms decayed in this substance after 15 years will be
A. 1
B. 3/4
C. 7/8
D. 5/8
5 A man pushes a wall but fails to displace it. He does:
A. Negative work
B. Maximum positive work
C. Positive work but not maximum
D. No work
6 A bullet is shot from a rifle. As a result the rifle recoils. The kinetic energy of rifle as compared to that of bullet is
A. Less
B. Greater
C. Equal
D. Cannot be concluded
7 Boyle's law is applicable in
A. Isochoric process
B. Isothermal process
C. Isobaric process
D. Isotonic process
8 Blood has a density
A. Equal to water
B. Greater then water
C. Lesser then water
D. None of these
9 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
10 The modulus of rigidity of a liquid is
A. Zero
B. 1
C. Infinity
D. A value not one of those mentioned above

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