TRB Physics Previous Year Question Papers Pdf - 1

Question: 1

Einstein got noble prize for

(A) Theory of relativity

(B) Compton effect

(C) Photo electric effect

(D) None of these

Ans: C

Photo electric effect

Question: 2

A solid metal ball has a spherical cavity. If the ball is heated, the volume of the cavity will

(A) Increase

(B) Decrease

(C) Remain unaffected

(D) None of these

Ans: A

Increase

Question: 3

No current flows between two charged bodies when connected

(A) If they have same potential

(B) If they have same capacity

(C) If they have the same quantity of charge

(D) None of the above

Ans: A

If they have same potential

Question: 4

1 horse power is equal to

(A) 722 watts

(B) 738 watts

(C) 746 watts

(D) 756 watts

Ans: C

746 watts

Question: 5

The terminal velocity for a skydiver with an unopened parachute is about

(A) 200 m/hr

(B) 200 km/hr

(C) 200 m/second

(D) 2000 km/second

Ans: B

200 km/hr

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