Question: 3. The switch in the circuit below closes a time equal to zero. Before the switch changes, consider the circuit has been running a long

 3. The switch in the circuit below closes a time equal

3. The switch in the circuit below closes a time equal to zero. Before the switch changes, consider the circuit has been running a long time. a) What is the initial value of the current i, at the instant the switch closes? b) What is the final value of the current i,? c) How many microseconds after the switch closed is the current in equal to 10A? 452 120 $ 200 300V vi1 5mH 7mH

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