Capacitor

Q18 ans d
But I am getting b


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@NishantThakre v=ir so for I to me max R has to be min and R is min at t=0. You can see that effective R will go from R/2 to R from time =0 to steady state

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@NishantThakre What exactly is your question? And if you want to understand why your solution was wrong you can show how you tried to solve it

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