CapacitanceHard
Question
A fully charged capacitor C with initial charge q0 is connected to a coil of self inductance L at t = 0. The time at which the energy is stored equally between the electric and the magnetic field is :
Options
A.

B.

C.

D.

Solution
Charge oscillates simple harmonic motion q = q0 sin ϖt2, U = 

⇒


⇒

Create a free account to view solution
View Solution FreeMore Capacitance Questions
The switch S shown in figure is kept closed for a long time and then opened at t = 0, then the current in the middle 20 ...The emf of a battery is 2 V and its internal resistance is 0.5 Ω. The maximum power which it can deliver to any ext...A capacitor of capacitance 10 μF is connected to a battery of emf 2V.It is found that it takes 50 ms for the charge...When two capacitors are charged to different potentials and then connected in parallel to each other, then :-...A thin semi-circular ring of radius r has a positive charge q distributed uniformly over it. The net field at the centre...