An inductor of l 35h is connected to 12v battery a 15, Ask an Expert

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An inductor of L= .35H is connected to 12V battery a 15 resistor.

A) How long does it take for the current to reach 99% of its maximum value?

B) When the energy in the inductor is 2/3 of its maximum value, what is the voltage across the resistor? The inductor ?

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