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

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

Question # 2

A photocell with a constant p.d. of V volt across it illuminated by a point source from a distance of 25 cm. When the source is moved to a distance of 1m, the electrons emitted by the photocell

Question # 3

In which case application of angular velocity is useful?

Question # 4

What remains constant when the earth revolves around the sun?

Question # 5

The unit of electric current 'ampere' is the amount of current flowing through each of two parallel wires 1 m apart and of infinite length will give rise to a force between them equal to

Question # 6

The motion without consideration of its cause is studied in

Question # 7

Which one of the following is a simple harmonic motion?

Question # 8

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 # 9

Choose the correct statement

Question # 10

To increase the magnification of a telescope

Question # 11

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

Question # 12

The sieman is the SI unit of

Question # 13

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

Question # 14

The average binding energy of a nucleus inside an atomic nucleus is about

Question # 15

Which of the following sources give discrete emission spectrum?

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    Hifzafatima 30 - Dec - 2018 00 Min 16 Sec 15/15
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    Zarrar Durrani 12 - Jul - 2024 12 Min 04 Sec 13/15
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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 A photoelectric cell coverts
A. Electrical energy to light energy
B. Light energy to light energy
C. Light energy to electrical energy
D. Light energy to elastic energy
2 Which one of the following phenomena is not explained by Huygen's construction of wavefront?
A. Refraction
B. Reflection
C. Diffraction
D. Origin of spectra
3 The sum of the magnitude of two forces acting at a point is 18 and the magnitude of their resultant is 12. If the resultant is at 90°with the force of the smaller magnitude, then their magnitudes are:
A. 3, 15
B. 4, 14
C. 5, 13
D. 6, 12
4 If a diamagnetic substance is brought near north or south pole of a bar magnet it is
A. Attracted by the poles
B. Repelled by the poles
C. Repelled by north pole and attracted by the south pole
D. Attracted by the north pole and repelled by the south pole
5 Electrons in the atom are held in the atom due to
A. Coulomb forces
B. Nuclear forces
C. Gravitational forces
D. Van der Waal's forces
6 If yellow light emitted by sodium lamp in Young's double slit experiment is replaced by monochromatic blue light of the same intensity
A. Fringe width will decrease
B. Fringe width will increase
C. The fringe width will remain unchanged
D. Fringes will becomes less intense
7 A person standing on a rotating platform has his hands lowered. He suddenly outstretches his arms. The angular momentum
A. Becomes zero
B. Increases
C. Decreases
D. Remains the same
8 Two electric bulbs of 200 W and 100 W have same voltage. If R1and R2be their resistance respectively then
A. R1=2R2
B. R2=2R1
C. R2=4R1
D. R1=4R2
9 What remains constant in the field of central force?
A. Potential energy
B. Kinetic energy
C. Angular momentum
D. Linear momentum
10 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

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  • Khalid Khan

    Khalid Khan

    28 Mar 2024

    paring scheme of mathh

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