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

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AC Fundamentals, Circuit and Circuit Theory
The frequency of an alternating current is

The number of cycles generated in one minute
The number of waves passing through a point in one second
The speed with which the alternator runs
The number of electrons passing through a point in one second

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