1,000+ TNPSC Group 1, 2, 4, VAO General Awareness Questions & Answers - 1

Question: 1

The space around the test charge, in which it experiences a force, is known as ____ field.

(A) Electrostatic

(B) Photoelectric

(C) Magnetic

(D) Electric

Question: 2

The period of revolution of a charged particle inside a cyclotron does not depend on ___

(A) The mass of the particle

(B) The velocity of the particle

(C) The magnetic induction

(D) The charge of the particle

Question: 3

The minimum value of magnetic moment is called

(A) Bohr magneton

(B) Bohr’s ratio

(C) Gyromagnetic ratio

(D) None of the above

Question: 4

The alloy that does not oxidize easily is

(A) Bronze

(B) Invar

(C) Tungsten

(D) Nichrome

Question: 5

The instrument used for measuring current is a

(A) Voltmeter

(B) Wattmeter

(C) Deflection magnetometer

(D) Tangent galvanometer