Physics General Knowledge Questions and Answers - 2

Question: 6

Nuclear fission is caused by the impact of

(A) positron

(B) neutron

(C) electron

(D) proton

Question: 7

In the nuclear reactor, heavy water (D₂O) is used in the form is

(A) accelerator

(B) moderator

(C) controller

(D) coolant

Question: 8

Which is the instrument for recording high temperature from a great distance?

(A) Thermometer

(B) Spectrometer

(C) Radiometer

(D) Pyrometer

Question: 9

_____ physical quantity is measure in watts.

(A) Kinetic energy

(B) Momentum

(C) Impulse

(D) Power

Question: 10

What is the unit of power in SI?

(A) Joule

(B) Newton

(C) Erg/Sec

(D) Joule/Sec