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

  • Total Questions15

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NAT II Physical Science Physics

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Question # 1

A capacitor acts as an infinite resistance for

Question # 2

To increase the magnification of a telescope

Question # 3

When we apply reverse bias to a junction diode, it

Question # 4

A piece of fuse wire melts when a current of 15 ampere flows through it.
With this current, if it dissipates 22.5 W, the resistance of fuse wire will be

Question # 5

A body of mass 2 kg is thrown up vertically with K.E. of 490 joules. If the acceleration due to gravity is 9.8 m/s2, the height at which the K.E, of the body becomes half its original value is given by:

Question # 6

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

Question # 7

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

Question # 8

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 # 9

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

Question # 10

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

Question # 11

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

Question # 12

The contrast in the fringes in any interference pattern depends on

Question # 13

A 2 kg body and a 3 kg body have equal momentum. If the kinetic energy of 3 kg body is 10 J, the KE of 2 kg body will be

Question # 14

A voltmeter has resistance of 2000 ohms and it can measure up to 2V. If we want to increase its range to 10V then required resistance in series will be

Question # 15

At a certain instant a stationary transverse wave is found to have maximum kinetic energy. The appearance of string of that instant is:

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NAT-II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
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:
A. q = Q/4
B. q = Q/2
C. q = Q
D. None of these
2 Absolute temperature can be calculated by
A. Mean square velocity
B. Motion of the molecule
C. Both A and B
D. None of these
3 When the length of a microscope tube increases, its magnifying power
A. Decreases
B. Increases
C. May increases or decreases depending on the observer and the place of observation
D. Does not change
4 Steel is preferred for making springs over copper. Why?
A. Steel is cheaper
B. Young's modulus of steel is more than that of copper
C. Young's modulus of copper is more than that of steel
D. Steel is less likely ot be oxidized
5 The percentage errors in the measurements of mass and speed are 2% and 3% respectively. How much will be the maximum error in the estimate of the kinetic energy obtained by measuring mass and speed
A. 11%
B. 8%
C. 5%
D. 1%
6 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
7 Mechanical waves on the surfaces of a liquid are
A. Transverse
B. Longitudinal
C. Torsional
D. both transverse and longitudinal
8 In an L-R circuit, time constant is that time in which current grows from zero to the value
A. 0.63 Io
B. 0.50 Io
C. 0.37 Io
D. Io
9 The magnetic moment of a circular coil carrying current is
A. Directly proportional to the length of the wire in the coil
B. Inversely proportional to the length of the wire in the coil
C. Directly proportional to the square of the length of the wire in the coil
D. Inversely proportional to the square of the length of the wire in the coil
10 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:
A. 0°
B. 30°
C. 60°
D. 90°

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  • Khalid Khan

    Khalid Khan

    28 Mar 2024

    paring scheme of mathh

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