Question:

Inductor in an outlet?

A 24 mH inductor is connected to a outlet where the rms voltage is 123 V and thefrequency is 60 Hz.Determine the energy stored in the inductorat t 5.2 ms, assuming that this energy iszero at t 0.Answer in units of J.Please help!!!

Answer:

Energy stored in the inductor 1/2 L * I^2

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