Question:

The inductors of two LR circuits are placed next to each other, as shown in the figure. The values of the self-inductance of the inductors, resistances, mutual-inductance and applied voltages are specified in the given circuit. After both the switches are closed simultaneously, the total work done by the batteries against the induced EMF in the inductors by the time the currents reach their steady state values is _______$mJ$
LR circuits

Updated On: Jul 20, 2025
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Correct Answer: 55

Solution and Explanation

Work done = 55 mJ

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