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

Centre of mass is a point

Question # 2

How much water a pump of 2kW can raise in one minute to a height of 10 m, take g = 10 m/s2?

Question # 3

A 220 V, 50 Hz. A.C. source is connected to an inductance of 0.2 H and a resistance of 20 ohm in series. What is the current in the circuit?

Question # 4

The direction of induced current is such that it opposes the very cause that has produced it. This is the law of

Question # 5

Who explained the origin of the Fraunhoffer lines?

Question # 6

With the increase of temperature viscosity

Question # 7

A monochromatic source of light is placed at a large distance d from a metal surface. Photoelectrons are ejected at rate n, kinetic energy being E. If the source is brought nearer to distance d/2, the rate and kinetic energy per photoelectron become nearly

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

If the amplitude of sound is doubled and the frequency reduced to one-fourth, the intensity of sound at the same point will be

Question # 10

When sound waves travel from air to water which of these remains constant?

Question # 11

Two electric bulbs of 200 W and 100 W have same voltage. If R1and R2be their resistance respectively then

Question # 12

A photoelectric cell coverts

Question # 13

To increase the magnification of a telescope

Question # 14

Shunt required in an ammeter of resistance R to decrease its deflection from 30 ampere to 10 ampere is

Question # 15

The nuclear model of atom was proposed by

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    Hifzafatima 30 - Dec - 2018 00 Min 16 Sec 15/15
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    sarfraz 08 - Dec - 2018 02 Min 51 Sec 14/15
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    Zarrar Durrani 12 - Jul - 2024 12 Min 04 Sec 13/15
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    maria 12 - Jan - 2019 02 Min 24 Sec 11/15
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    Robina Naz 30 - May - 2022 02 Min 31 Sec 11/15
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    Mussawar 11 - Nov - 2018 05 Min 30 Sec 9/15
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    Aqeela Batool 16 - Dec - 2022 10 Min 50 Sec 9/15
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    M.umais 18 - Jul - 2021 02 Min 58 Sec 8/15
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    Muhammad Mujahid 11 - Jan - 2019 03 Min 06 Sec 8/15
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    Muhammad Ali 19 - Aug - 2021 04 Min 28 Sec 8/15
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    maleaha mansoor 04 - Nov - 2022 01 Min 05 Sec 7/15
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    Hajra 01 - Dec - 2018 03 Min 05 Sec 7/15
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    Lolo Polo 22 - Jul - 2022 03 Min 06 Sec 7/15

NAT-II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 Ball pen function on the principle of
A. Viscosity
B. Boyle's law
C. Gravitational force
D. Surface tension
2 Light appears to travel in straight lines since
A. It is not absorbed by the atmosphere
B. It is reflected by the atmosphere
C. Its wavelength is very small
D. Its velocity is very large
3 Which of the following particles would experience the largest magnetic force when projected with the same velocity perpendicular to a magnetic field?
A. Proton
B. Electron
C. He+
D. Li+
4 If the earth were to rotate faster, than its present speed the weight of an object will
A. Increase at the equator but remain unchanged at the poles
B. Decrease at the equator but remain unchanged at the poles
C. Remain unchanged at the decrease but decrease at the poles
D. Remain unchanged at the equator but increase at the poles
5 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
6 If tube length of astronomical telescope is 105 cm and magnifying power is 20 for normal setting. Calculate the focal length of objective
A. 100 cm
B. 10 cm
C. 20 cm
D. 25 cm
7 Huygen's wave theory of light cannot explain
A. Diffraction
B. Interference
C. Polarization
D. Photoelectric effect
8 At a certain instant a stationary transverse wave is found to have maximum kinetic energy. The appearance of string of that instant is:
A. Sinusoidal shape with amplitude A/3
B. Sinusoidal shape with amplitude A/2
C. Sinusoidal shape with amplitude A
D. Straight line
9 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
10 A wire of radius r has resistance R, It it is stretched to a wire of r/2 radius, then the resistance becomes
A. 2R
B. 4R
C. 16R
D. Zero

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  • Khalid Khan

    Khalid Khan

    28 Mar 2024

    paring scheme of mathh

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