NAT IIP Physical Science Physics Preparation Online Test for Pakistani Students

MCQ's Test For NAT II Physical Science Physics

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NAT II Physical Science Physics

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Question # 1

Two sources of sound are said to be coherent if

Question # 2

To increase the magnification of a telescope

Question # 3

What is the average energy of N molecules of monoatomic gas?

Question # 4

The modulus of rigidity of a liquid is

Question # 5

The initial velocity of a body moving along a straight line in 7 m/s. It has a uniform acceleration of 4 m/s2. The distance covered by the body in the 5th second of its motion is

Question # 6

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

Question # 7

When the length of a microscope tube increases, its magnifying power

Question # 8

How does the Young's modulus vary with the increase of temperature?

Question # 9

If the earth were to rotate faster, than its present speed the weight of an object will

Question # 10

A lens behaves as a converging lens in air and a diverging lens in water. The refractive index of the material is

Question # 11

A boy is dropped from a tower with zero velocity, reaches ground in 4s. The height of the tower is about

Question # 12

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 # 13

All of the following statements are correct except

Question # 14

Which quantity is increased in step-down transformer?

Question # 15

A capacitor acts as an infinite resistance for

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NAT-II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 The nucleus 6C12 absorbs an energetic neutron and emits a beta particle (β). The resulting nucleus is
A. 7N14
B. 5B13
C. 7N13
D. 6C13
2 What is the average energy of N molecules of monoatomic gas?
A. 1/2 NKT
B. NKT
C. 3/2 NKT
D. 5/2 NKT
3 The initial velocity of a body moving along a straight line in 7 m/s. It has a uniform acceleration of 4 m/s2. The distance covered by the body in the 5th second of its motion is
A. 25 m
B. 35 m
C. 50 m
D. 85 m
4 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
5 A boy is dropped from a tower with zero velocity, reaches ground in 4s. The height of the tower is about
A. 80 m
B. 20 m
C. 160 m
D. 40 m
6 Surface tension of water is due to
A. Inter molecular attractions
B. Intermolecular spaces
C. Inter molecular repulsion
D. None of above
7 Band spectrum is produced by
A. H
B. He
C. H2
D. Na
8 A prism splits a beam of white light into its seven constituent colors. This is so because
A. Phase of different colors is different
B. Amplitude of different colors is different
C. Energy of different colors is different
D. Velocity of different colors is different
9 The velocity of falling raindrops attains limited value because of
A. Up thrust of air
B. Viscous force exerted by air
C. Surface tension effect
D. Air currents atmosphere
10 In Which case does the potential energy decreases?
A. On compressing a spring
B. On stretching a spring
C. One moving a body against gravitational force
D. One the rising of an air bubble in water

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