Question: An alternating E . M . F . E sin p t is applied to a circuit at t = 0 . Given the equation

An alternating E.M.F.E sin pt is applied to a circuit at t=0. Given the equation for the current i as
Ld2idt2+Rdidt+iC=pEcospt, find the current i when (i)CR2>4L,
(ii)CR24L.
An alternating E.M.F.E sin pt is applied to a circuit at

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