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An electromagnet can be modelled as an inductor in series with a resistor. Consider a large electromagnet of inductance L=12.0Hand resistance R=4.5 ohms connected to a 24.0-volt battery and switch as shown in the figure. After the switch is closed, find the time constant of the circuit.

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Sagar Yadav
Sagar YadavLv10
5 Jan 2021

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