1000+ Current Electricity Questions and Answers Pdf - 2

Question: 6

One coulomb charge equals the charge on

(A) 6.24 × 10¹⁸electrons

(B) 6.24 × 10¹⁶electrons

(C) 6.24 × 10¹⁴electrons

(D) 6.24 × 10¹²electrons

Question: 7

The example of non ohmic resistance is

(A) tungsten wire

(B) aluminium wire

(C) copper wire

(D) carbon resistance

Question: 8

The specific resistance of a wire depends upon

(A) its material

(B) its dimensions

(C) its cross sectional area

(D) its length

Question: 9

Insulators have _____ temperature coefficient of resistance.

(A) positive

(B) negative

(C) zero

(D) none of the above

Question: 10

Ampere – hour is the unit of

(A) strength of current

(B) power

(C) quantity of electricity

(D) energy