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An e.m.f. of 15 volt is applied in a cir...

An e.m.f. of `15` volt is applied in a circuit containing `5` henry inductance and `10` ohm resistance. The ratio of the current at time `t=oo` and at `t=1` second is

A

`(e^(1//2))/(e^(1//2)-1)`

B

`1-e^(-1)`

C

`(e^2)/(e^2-1)`

D

`e^(-1)`

Text Solution

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The correct Answer is:
C
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