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

A charge Q is divided into two parts q and Q - q and separated by a distance R. The force of repulsion between them will be maximum when:

Question # 2

Which one of the following phenomena is not explained by Hugen's construction of wavefront?

Question # 3

The modulus of rigidity of a liquid is

Question # 4

A capacitor acts as an infinite resistance for

Question # 5

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

Question # 6

Light appears to travel in straight lines since

Question # 7

The number of translation degrees of freedom for a diatomic gas is

Question # 8

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 # 9

The primary winding of transformer has 500 turns whereas its secondary has 5000 turns. The primary is connected to an a.c. supply of 20 V, 50 Hz. The secondary will have an output of

Question # 10

The conductivity of a superconductor is

Question # 11

An object is placed at a distance of f/2 from a convex lens. The image will be

Question # 12

What remains constant when the earth revolves around the sun?

Question # 13

The sieman is the SI unit of

Question # 14

For obtaining appreciable extension, the wire should be

Question # 15

At constant volume temperature is increased. Then

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NAT-II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 Planck's constant has the dimensions of:
A. Energy
B. Momentum
C. Frequency
D. Angular momentum
2 Which of the modulus of elasticity is involved in compression a rod to decrease its length?
A. Young's modulus
B. Bulk modulus
C. Modulus of rigidity
D. None of the above
3 Which of the following is the only vector quantity?
A. Temperature
B. Energy
C. Power
D. Momentum
4 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
5 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
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 When light wavelength 300 nm (nanometer) falls on a photoelectric emitter, photoelectrons are liberated. For another emitter, however, light of 600 nm wavelength is sufficient for creating photoemission. What is the ratio of the work functions of the two emitters?
A. 1 : 2
B. 2 : 1
C. 4 : 1
D. 1 : 4
8 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
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
A. 48A
B. 24V
C. 12V
D. 6V
10 The number of translation degrees of freedom for a diatomic gas is
A. 2
B. 3
C. 5
D. 6

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  • Khalid Khan

    Khalid Khan

    28 Mar 2024

    paring scheme of mathh

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