TNPSC Group 4 Physics Online Mock Test in English & Tamil - 1

Question: 1

The use of thermostat is

(A) to keep constant temperature

(B) to increase temperature

(C) to measure temperature

(D) to convert temperature into electricity

Ans: A

to keep constant temperature

Question: 2

The maximum displacement of the bob from the mean position is called ____

(A) amplitude

(B) velocity

(C) period of oscillation

(D) length of the pendulum

Ans: A

amplitude

Question: 3

The earth revolves round the Sun in

(A) one year

(B) one week

(C) one solar day

(D) one month

Ans: A

one year

Question: 4

The time taken for one oscillation is called

(A) period of oscillation

(B) mass

(C) second

(D) minute

Ans: A

period of oscillation

Question: 5

Width and thickness are basically the measure of

(A) height

(B) length

(C) mass

(D) speed

Ans: B

length

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