Alternating Current

Related Questions

• A $220$ V, $50$ Hz ac source is connected to an inductance of $0.2$ H and a resistance of $20$ ohm in series. What is the current in the circuit

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• The average power dissipated in a pure inductor of inductance $L$ when an ac current is passing through it, is (Inductance of the coil L and current I)

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• In an ac circuit, the instantaneous values of e.m.f. and current are $e = 200 \sin 314 t$ volt and $i = \sin \,\left( {314t + \frac{\pi }{3}} \right)$ ampere. The average power consumed in watt is

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• The phase difference between the current and voltage of LCR circuit in series combination at resonance is

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• For high frequency, a capacitor offers

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