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75. A coil of self inductance 50H is joined to the terminals of battery of emf 2V through a resistance of 10ohm and a steady current is flowing through the circuit.If the battery is now dissconnected then time in which the current will decay to 1/e of its steady value is |
| Answer» 75. A coil of self inductance 50H is joined to the terminals of battery of emf 2V through a resistance of 10ohm and a steady current is flowing through the circuit.If the battery is now dissconnected then time in which the current will decay to 1/e of its steady value is | |