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In the circuit shown in Figure, the batt...

In the circuit shown in Figure, the battery is an ideal one, with emf V. The capacitor is initially uncharged. The switch S is closed at time t = 0 .
(a) Find the charge Q on the capacitor at time t.
(b) Find the current in AB at time t. What is its liniting value as `t rarr oo`:
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