Electrical Engineering · all questions

A.C Fundamentals, Circuits And Circuit Theory
practice.

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109

Questions

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Q101

For a sine wave with peak value Emax ___________ 8.30. the average value is

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Q102

Ohm is unit of all of the following except

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Q103

If resistance is 20 ohms. and inductance is 27 in a R-L series circuit, then time constant of this circuit will be

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Q104

In a loss-free R-L-C circuit the transient current is

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Q105

Wire-wound resistors are unsuitable for use at high frequencies because they

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Q106

The series and parallel resonance on L-C circuit' differs in that

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Q107

At very low frequencies a series R-C circuit behaves as almost purely

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Q108

In an A.C. circuit power is dissipated in

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Q109

The input of an A.C. circuit having power factor of 0.8 lagging is 40 kVA
The power drawn by the circuit is

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