Free Physics03 Practice Test - IAS 

Question 1

Match List I with List II and select the correct answer from the codes given below the lists. 

A. A -1 B -2 C -3 D -4
B. A -2 B -1 C -4 D -3
C. A -1 B -2 C -4 D -3
D. A -2 B -1 C -3 D -4

SOLUTION

Solution : B

Option: (b)

Question 2

Consider the following statements
1.Indira Gandhi Centre for Atomic Research uses fast reactor technology.
2.Atomic Minerals Directorate for Research and exploration is engaged in heavy water production.
3.Indian Rare Earths Limited is engaged in the manufacture of Zircon for India's Nuclear Programme beside other rare earth products.
Which of the statements given above are correct?

A. 1, 2 and 3
B. 1 and 2
C. 1 and 3
D. 2 and 3

SOLUTION

Solution : C

Option: (c)

Question 3

Match List I (Transfer of Heat) with List II (Medium) and select the correct answer from the codes given below the lists.

A. A -5 B -2 C -3 D -4
B. A -5 B -4 C -3 D -2
C. A -4 B -1 C -2 D -3
D. A -2 B -3 C -4 D -5

SOLUTION

Solution : B

Option: (b)

Question 4

Which of the following is used in a diesel engine?
1.Cylinder
2.Spark plug
3.Piston

A. 1, 2 and 3
B. 1 and 2
C. 2 and 3
D. 1 and 3

SOLUTION

Solution : D

Option:(d)

Question 5

Match List I with List II and choose the correct answer from the codes given below the lists. 

A. A -2 B -3 C -1 D -4
B. A -1 B -2 C -3 D -4
C. A -2 B -3 C -4 D -1
D. A -1 B -4 C -3 D -2

SOLUTION

Solution : A

Option:(a)

Question 6

If the radius of the earth were to shrink by one per cent, its mass remaining the same, the value of g on the earth's surface would

A. increase by 0.5%
B. increase by 2%
C. decrease by 0.5%
D. decrease by 2%

SOLUTION

Solution : B

Option:(b)

Question 7

Which one of the following statements is not correct?

A. The velocity of sound in air increases with the increase of temperature.
B. The velocity of sound in air is independent of pressure.
C. The velocity of sound in air decreases as the humidity increases.
D. The velocity of sound in air is not affected by the change in amplitude and frequency.

SOLUTION

Solution : C

Option :(c)

Question 8

Consider the following statements with reference to X-rays;
1.They produce heat when absorbed by matter.
2.They are generated when fast moving electrons strike a metal target.
3.They can penetrate through a thin sheet of aluminium.
Which of the statements given above are correct?

A. 1, 2 and 3
B. 1 and 2
C. 2 and 3
D. 1 and 3

SOLUTION

Solution : A

Option:(a)

Question 9

The swing of a spinning cricket ball in the air can be explained on the basis of

A. sudden change in wind direction
B. buoyancy of air
C. turbulence caused by wind
D. Bernoulli's theorem

SOLUTION

Solution : D

Option:(d)

Question 10

On a clean glass plate a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because

A. mercury is a metal
B. density of mercury is greater than that of water
C. cohesion of mercury is greater than its adhesion with glass
D. cohesion of water is greater than its adhesion with glass

SOLUTION

Solution : C

Option:(c)

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