Top 100+ Electric Current and Its Effects Quiz Questions & Answers - 1
The unit of work is equal to
(A) kg m
(B) Joule metre
___ found Ohm’s law.
(D) Simon ohm
The life of an electric lamp is
(A) 1 H.P.
(B) 746 watts
(C) 1.5 H.P.
(D) 1.341 H.P.
Which is not a refractory material to prevent oxidation?
(C) Fire clay
The magnetic effects of electric current was discovered by
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