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

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 # 2

With the increase of temperature viscosity

Question # 3

The nucleus 6C12 absorbs an energetic neutron and emits a beta particle (β). The resulting nucleus is

Question # 4

Boyle's law is applicable in

Question # 5

In an A.C. circuit, a resistance of R ohm is connected in series with an inductance L. If phase angle between voltage and current be 45°, the value of inductive reactance will be

Question # 6

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

Question # 7

According to classical theory the proposed circular path of an electron in Rutherford model of atom will be

Question # 8

According to Stoke's law, drag force depends on

Question # 9

The number of turns in the primary coil of a transformer is 200 and the number of turns in the secondary coil is 10. If 240 volts ac are applied to the primary, the output the secondary will be

Question # 10

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

Question # 11

Two sources of sound are said to be coherent if

Question # 12

The nuclear model of atom was proposed by

Question # 13

To get a resultant displacement of 10 m, two displacement vectors of magnitude 6 m and 8 m should be combined

Question # 14

According to the Hooke's law the force required to change the length of a wire by 'I' is proportional to

Question # 15

When boron is added as an impurity to silicon, the resulting material is.

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NAT-II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 The conductivity of a superconductor is
A. Infinite
B. Very large
C. Very small
D. Zero
2 Band spectrum is produced by
A. H
B. He
C. H2
D. Na
3 Which of the following is a scalar quantity?
A. Density
B. Displacement
C. Torque
D. Weight
4 Copper and germanium are cooled to 70K from room temperature, then
A. Resistance of copper increases while that of germanium decreases
B. Resistance of copper decreases while that of germanium increases
C. Resistance of both decreases
D. Resistance of both increases
5 Two point charges A and B separated by a distance R attract each other with a force of 12 x 10-3N. The force between A and B when the charges on them are doubled and distance is halved
A. 1.92 N
B. 19.2 N
C. 12 N
D. 0.192 N
6 A sun rise or sun set, the sun looks reddish because:
A. The sun is coldest at these times
B. Of the effects of reflection and refraction
C. The sun is hottest at these times
D. Of the scattering of light
7 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
8 How much water a pump of 2kW can raise in one minute to a height of 10 m, take g = 10 m/s2?
A. 1000 liters
B. 1200 liters
C. 100 liters
D. 2000 liters
9 Shunt required in an ammeter of resistance R to decrease its deflection from 30 ampere to 10 ampere is
A. R/4
B. R/3
C. R/2
D. R
10 The frequency of the incident light falling on a photosensitive metal plate is doubled, the kinetic energy of the emitted photoelectrons is
A. Double the earlier value
B. Unchanged
C. More than doubled
D. Less than doubled

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  • Khalid Khan

    Khalid Khan

    28 Mar 2024

    paring scheme of mathh

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