AC Fundamentals, Circuit and Circuit Theory
A pure inductance connected across 250 V, 50 Hz supply consumes 100 W. This consumption can be attributed to

The big size of the inductor
The reactance of the inductor
The statement given is false
The current flowing in the inductor

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AC Fundamentals, Circuit and Circuit Theory
The r.m.s. value of alternating current is given by steady (D.C.) current which when flowing through a given circuit for a given time produces

The more heat than produced by A.C. when flowing through the same circuit
None of these
The less heat than produced by A.C. flowing through the same circuit
The same heat as produced by A.C. when flowing through the same circuit

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