How long does it take for the current to reach this value

Reference no: EM13498720

An emf of 32 V is applied to a coil with an inductance of 34 mH and a resistance of 0.20 ?.

(a) Determine the energy stored in the magnetic field when the current reaches one fourth of its maximum value.

(b) How long does it take for the current to reach this value?

Reference no: EM13498720

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