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

How does the Young's modulus vary with the increase of temperature?

Question # 2

The length of a telescope is 36 cm. The focal lengths of its lenses can be

Question # 3

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

Question # 4

In a simple harmonic motion (SHM), which of the following does not hold?

Question # 5

In a Millikan's oil drop experiment the charge on an oil drop is calculated to be 6.35 x 10-19C. The number of excess electrons on the drop is

Question # 6

Choose the correct statement

Question # 7

A photoelectric cell coverts

Question # 8

A force of 10N is acting along y-axis. Its component along x-axis is

Question # 9

The contrast in the fringes in any interference pattern depends on

Question # 10

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 # 11

Centre of mass is a point

Question # 12

A sun rise or sun set, the sun looks reddish because:

Question # 13

There are discrete energy levels in atoms. It was first experimentally demonstrated by

Question # 14

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

Question # 15

A converging lens is used to form an image on a screen. When the upper half of the lens is covered by an opaque screen

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NAT-II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 Huygen's wave theory of light cannot explain
A. Diffraction
B. Interference
C. Polarization
D. Photoelectric effect
2 To increase the magnification of a telescope
A. The objective lens should be of large focal length and eyepiece should be of short focal length
B. The objective and eyepiece both should be of large focal lengths
C. Both the objective and eyepiece should be of smaller lengths
D. The objective should be small focal length and eyepiece should be of large focal length
3 All of the following statements are correct except
A. The total focal length of astronomical telescope is the sum of the focal lengths of its two lenses
B. The image formed by the astronomical telescope is always erect because the effect of the combination of the two lenses is divergent
C. The magnification of an astronomical telescope can increases by decreasing the focal length of the eyepiece
D. The magnifying power of the refracting type of astronomical telescope is the ratio of the focal length of the objective to that of the eye piece
4 At 0°K which of the following properties of a gas will be zero?
A. Kinetic energy
B. Potential energy
C. Vibrational energy
D. Density
5 What remains constant in the field of central force?
A. Potential energy
B. Kinetic energy
C. Angular momentum
D. Linear momentum
6 The product of the pressure and volume of an ideal gas is
A. A constant
B. Approximately equal to the universal gas constant
C. Directly proportional to its temperature
D. Inversely proportional to its temperature
7 The temperature at which the speed of sound becomes double as was at 27°C is
A. 273°C
B. 0°C
C. 927°C
D. 1027°C
8 For obtaining appreciable extension, the wire should be
A. Short and thin
B. Long and thin
C. Short and thick
D. Long and thick
9 According to classical theory the proposed circular path of an electron in Rutherford model of atom will be
A. Circular
B. Straight line
C. Parabolic
D. Spiral
10 In a voltmeter the conduction takes place due to
A. Electrons only
B. Holes only
C. Electrons and holes
D. Electrons and ions

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  • Khalid Khan

    Khalid Khan

    28 Mar 2024

    paring scheme of mathh

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