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In the given circuit, S was initially open. At time t = 0, S is closed. When current through the inductor is 6A, then rate of change of current through the resistor is 6A/S. The value of inductor would be________ H

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Correct Option: C
From given circuit,
| 18 = L | + iR | |
| dt |
| ⇒ L = | |||||
| dt | |||||
| = | = 2 H | |
| 6 |