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 volt/metre is the unit of:

Question # 2

The mass defect for the nucleus of helium is 0.0303 a.m.u. What is the binding energy per nucleon for helium in MeV?

Question # 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

Question # 4

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

Question # 5

Which quantity is increased in step-down transformer?

Question # 6

A particle moves along a circular path under the action of a force. The work done by the force is

Question # 7

The nuclear model of atom was proposed by

Question # 8

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:

Question # 9

Light appears to travel in straight lines since

Question # 10

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 # 11

A planet is observed by an astronomical refracting telescope having an objective of focal length 16 m and an eyepiece of focal length 2 cm.

Question # 12

A body moving in circular motion with constant speed has

Question # 13

To explain his theory Bohr used

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

When the length of a microscope tube increases, its magnifying power

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NAT-II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 Energy is stored in the choke coil in the form of
A. Heat
B. Magnetic energy
C. Electric energy
D. Electro-magnetic energy
2 In Young's experiment, two coherent sources are placed 0.90 mm apart and the fringes are observed one metre away. If its produces the second dark fringe at a distance of 1 mm from the central fringe, the wavelength of monochromatic light used would be
A. 60 x 10-4cm
B. 10 x 10-4cm
C. 10 x 10-5cm
D. 6 x 10-5cm
3 When sound waves travel from air to water which of these remains constant?
A. Velocity
B. Frequency
C. Wavelength
D. All the above
4 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
5 The length of a telescope is 36 cm. The focal lengths of its lenses can be
A. 30 cm, 6 cm
B. -30 cm, -6 cm
C. 30 cm, -6cm
D. -30cm, 6cm
6 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
A. 1.275 eV
B. 12.75 eV
C. 5 eV
D. 8 eV
7 The peak voltage in 220 volt A.C. supply is nearly
A. 220 volt
B. 253 volt
C. 311 volt
D. 440 volt
8 The time period of a simple pendulum is 2 seconds. If its length is increased by 4 times, then its period becomes
A. 16 s
B. 12 s
C. 8 s
D. 4 s
9 When we apply reverse bias to a junction diode, it
A. Lowers the potential barrier
B. Raise the potential barrier
C. Increase the majority carrier current
D. Increase the minority carrier current
10 The angle between rectangular components of a vector is
A. 0°
B. 60°
C. 90°
D. 120°

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  • Khalid Khan

    Khalid Khan

    28 Mar 2024

    paring scheme of mathh

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