When a coil is joined to a cell, current in it grows with a time constant `tau`. The coil is disconnected from the cell before the current has reached its steady-state value, and, it is then short-circuited. The current will now decrease with a time constantA. `tau`B. `gt tau`C. `lt tau`D. either (b) or (c) depending on the instant at which it was disconnected from the cell

When a coil is joined to a cell, current in it grows with a time const

1.	When a coil is joined to a cell, current in it grows with a time constant `tau`. The coil is disconnected from the cell before the current has reached its steady-state value, and, it is then short-circuited. The current will now decrease with a time constantA. `tau`B. `gt tau`C. `lt tau`D. either (b) or (c) depending on the instant at which it was disconnected from the cell
Answer» Correct Answer - A

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