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Calculate the power in an inductive circuit if the inductance is 10H, the current flowing in the inductor is 2A in 4s.

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Calculate the power in an inductive circuit if the inductance is 10H, the current flowing in the inductor is 2A in 4s.

(a) 50W

(b) 4W

(c) 5W

(d) 10W

I had been asked this question in a national level competition.

My question is from Energy Stored in an Inductor in chapter Inductance in a DC Circuit of Basic Electrical Engineering

1 Answer

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Best answer
Correct choice is (c) 5W

Easy explanation: The expression for power in an inductive circuit is:

P = LI^2/2t

Substituting the values from the given question, we get P=5W.

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