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

  • Time Allowed15

NAT II Physical Science Physics

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Question # 1

In which of the following states does the incandescent substance give continuous spectrum?

Question # 2

A planet is observed by an astronomical refracting telescope having an objective of focal length 16 m and an eyepiece of focal length 2 cm.

Question # 3

Mechanical waves on the surfaces of a liquid are

Question # 4

At 0°K which of the following properties of a gas will be zero?

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

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

Question # 7

In Which case does the potential energy decreases?

Question # 8

Two forces of 10N and 15N are acting simultaneously on an object in the same direction. Their resultant is

Question # 9

Which of the following four statement is false?

Question # 10

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

Question # 11

If tube length of astronomical telescope is 105 cm and magnifying power is 20 for normal setting. Calculate the focal length of objective

Question # 12

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 # 13

In which region of electromagnetic spectrum does the Lyman series of hydrogen atom lie

Question # 14

The henry is the unit for

Question # 15

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:

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NAT-II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 In which case application of angular velocity is useful?
A. When a body is rotating
B. When velocity of body is in a straight line
C. When velocity is in a straight line
D. None of these
2 Who explained the origin of the Fraunhoffer lines?
A. Fraunhoffer
B. Kirchhoff
C. Fresnel
D. Snell
3 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
4 The nuclear model of atom was proposed by
A. J.J Thomson
B. E. Rutherford
C. Neil Bohr
D. Summerfield
5 Angular momentum is
A. Vector (axial)
B. Vector (polar)
C. Scalar
D. None of these
6 To make the frequency double of an oscillator, we have to
A. Double the mass
B. Half the mass
C. Quadruple the mass
D. Reduce the mass to one fourth
7 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
A. 0.916 mA
B. 2.45 mA
C. 4.9 mA
D. 5.1 mA
8 A (100 W, 200 V) bulb is connected to a 160 V power supply. The power consumption would be
A. 64 W
B. 80 W
C. 100 W
D. 125 W
9 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
10 Bernoulli's equation is based upon law of conservation
A. Mass
B. Momentum
C. Energy
D. None of these

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  • Khalid Khan

    Khalid Khan

    28 Mar 2024

    paring scheme of mathh

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