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An emf of 15 V is applied in a circuit containing 5H inductance & `10 Omega` resistance. The ratio of the currents at time `t=oo` and at t =

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in 12th Physics by (6.7k points)
An emf of 15 V is applied in a circuit containing 5H inductance & `10 Omega` resistance. The ratio of the currents at time `t=oo` and at t = 1sec.
Options:
(a) `e^(1/2)/(e^(1/2)-1)` (b) `1-e^(-1)` (c) `e^2/(e^2-1)` (d) `e^(-1)`

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