Question: A series RL circuit has a voltage E= 50V applied at t=0 by closing of a switch. If R=20 ohms and L=2 henry. Find

A series RL circuit has a voltage E= 50V applied at t=0

A series RL circuit has a voltage E= 50V applied at t=0 by closing of a switch. If R=20 ohms and L=2 henry. Find an expression for current at any time t and at t=100 ms. A. 5.5 A . 2.5 C. 3.5 A D. 1.5 A

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