Time constant of a C-R circuit is `2/(ln(2))` second. Capacitor is discharged at time `t=0`. The ratio of charge on the capacitor at time `t=2s` and `t=6s` is

The switch S in the circuit diagram is closed at t = 0. The charge on capacitors at any time is

The switch S in the circuit diagram is closed at t = 0. The charge on capacitors at any time is

There is no resistance in the capacitive circuit shown. Then charge on the capacitor at an time t

In the circuit shown in figure, the battery is an ideal one, w/The emf V. The capacitor is initially uncharged. The switch s is closed at time t = 0 The charge Q on the capacitor at time t is

During charging a capacitor variation of potential V of the capacitor with time t is shown as

Find (a) equivalent time constant, (b) charge on capacitor in terms of time t.

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 : .

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 : .

The time constant T for the shown circuit containing resistance and capacitor, is