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A solenoid of inductance 50 mH and resi...

A solenoid of inductance 50 mH and resistance `10 Omega` is connected to a battery of 6V. Find the time elapsed before the current acquires half of its steady - state value.

A

`3.01 s`

B

`3.02 s`

C

`3.03 s`

D

`3.5 ms`

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The correct Answer is:
D
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