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An inductor-coil of inductance 20 mH hav...

An inductor-coil of inductance 20 mH having resistance `10 Omega` is joined to an ideal battery of emf 5.0 V. Find the rate of change of the induced emf at t=0, (b) t = 10 ms and (c ) t = 1.0s.

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The correct Answer is:
`(a)-2.5xx10^(3)V//s " " (b) -2.5xx10^(3)xxe^(-5) V//s`
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