TNPSC Physics Study Material in English & Tamil - 1

Question: 1

Electromagnetic induction was discovered by _____

(A) Ampere

(B) Fleming

(C) Oersted

(D) Michael Faraday

Question: 2

Magnet was discovered in the place of _____

(A) America

(B) Africa

(C) Europe

(D) Magnesia

Question: 3

Atomic number and mass number of sodium are 11 and 23 respectively. Number of neutrons in sodium is

(A) 11

(B) 12

(C) 13

(D) 23

Question: 4

The vibrations in stretched string do not depend on

(A) Volume

(B) Linear density

(C) Tension

(D) Vibrating length

Question: 5

Which of the following power plants has the least cost?

(A) Gas turbine

(B) Nuclear

(C) Thermal

(D) Hydro-electric