Top 100+ Electric Current and Its Effects Quiz Questions & Answers - 1
Question: 1
The unit of work is equal to
(A) kg m
(B) Joule metre
(C) Joule
(D) Newton
Ans: C
Joule
Question: 2
___ found Ohm’s law.
(A) George
(B) Volta
(C) Ampere
(D) Simon ohm
Ans: D
Simon ohm
Question: 3
The life of an electric lamp is
(A) 1 H.P.
(B) 746 watts
(C) 1.5 H.P.
(D) 1.341 H.P.
Ans: D
1.341 H.P.
Question: 4
Which is not a refractory material to prevent oxidation?
(A) Porcelain
(B) Carbon
(C) Fire clay
(D) Asbestos
Ans: B
Carbon
Question: 5
The magnetic effects of electric current was discovered by
(A) Ampere
(B) Oersted
(C) Faraday
(D) Maxwell
Ans: B
Oersted
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