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In a series L-R growth circuit, if maxim...

In a series `L-R` growth circuit, if maximum current and maximum induced `emf` in an inductor of inductance `3mH` are `2A` and `6A` respectively, then the time constant of the circuit is:

A

1ms

B

1/3 ms

C

1/6 ms

D

1/2 ms

Text Solution

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The correct Answer is:
A
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