TNPSC General Science Previous Question Papers - 1

Question: 1

The common domestic appliance where you make use of choke coil is

(A) Washing machine

(B) Filament lamb

(C) Fluorescent tube

(D) Fridge

Question: 2

In Fleming's right hand rule the forefinger shows the direction of

(A) Motion of the conductor

(B) Magnetic field

(C) Electric field

(D) Current

Question: 3

Who discovered that a current carrying conductor is associated with a magnetic field?

(A) Christian Oersted

(B) Christian Huygens

(C) Fleming

(D) Michael Faraday

Question: 4

Iron loss is otherwise called

(A) Eddy current loss

(B) Flux loss

(C) Copper loss

(D) Hysteresis loss

Question: 5

Eddy current was discovered by

(A) Foucault

(B) Faraday

(C) Oersted

(D) Lenz