How much time is needed for the current to reach 75 of its

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In a series R-L circuit, R=0.125 ohms, L=500 microhenrys and the battery's emf is 0.750 V.

(a) What is the energy stored in the inductor after a very long period of time (as t goes to infinity)?

(b) How much time is needed for the current to reach 75% of its eventual maximum value?

Reference no: EM13593852

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