1000+ Current Electricity MCQ Questions and Answers Pdf - 1

Question: 1

The S.I. unit of power is

(A) watt-hour

(B) watt

(C) coulomb

(D) henry

Ans: B


Question: 2

Conductance is reciprocal of

(A) reluctance

(B) capacitance

(C) inductance

(D) resistance

Ans: D


Question: 3

An instrument which detects electric current is known as

(A) galvanometer

(B) wattmeter

(C) rheostat

(D) voltmeter

Ans: A


Question: 4

Which is the best conductor of electricity?

(A) copper

(B) carbon

(C) silver

(D) iron

Ans: C


Question: 5

Heat in a conductor is produced on the passage of electric current due to

(A) capacitance

(B) resistance

(C) reactance

(D) impedance

Ans: B


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