Top 100+ Electric Current and Its Effects MCQ Questions and Answers - 2

Question: 6

The special alloy of nickel and chromium is called as

(A) Gun metals

(B) Stelloy

(C) Nichrome

(D) German silver

Question: 7

Electrolyte copper is claimed to be

(A) 99%

(B) 99.99%

(C) 99.9%

(D) 99.09%

Question: 8

If a body is charged by rubbing it, its weight

(A) Remains precisely constant

(B) Increases slightly

(C) Decreases slightly

(D) May increase slightly or may decrease slightly

Question: 9

______ are used to open the circuit.

(A) Conductor

(B) Screw

(C) Switches

(D) Circuit breakers

Question: 10

If the rubber rod is rubbed with fur ____ charge is produced.

(A) Neutral

(B) Positive

(C) Negative

(D) No change