Q.3. An electric circuit is given below: R Vo R The capacitor is initially tincharged. If the switch Sis closed at time t = 0, the voltage across the capacitor as a function of time for t >0 is given by 3t1 (a) Vo1-xp (b)1-exp RC RC (C)21 ( 1- exp - exp 2RC IISc-20071