A series circuit consists of a 0.55 H inductor with internal resistance 8.0 ohms connected in series with a 4.0-ohm resistor, a switch, and a 12-V battery
(a) When the switch is closed, what is the initial current through the 4.0-ohm resistor?
(b) After the switch has been closed, what is the maximum current in the 4.0-ohm resistor?
(a) 0
(b) 1.0 A
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