What is expression for magnetic energy stored in an inductor. Compare it with the electrostatic energy stored in a capacitor.

Where is energy stored in a capacitor?

Energy Stored In Capacitor

the energy stored in the capacitor is

The total electrostatic energy stored in both the capacitor is

Magnetic field energy stored in a coil is

Write different expression for the energy stored in a capacitor.

In steady state, find energy stored in the capacitor -

(a) Obtain the expression for the magnetic energy stored in a solenoid in terms of magnetic field B, area A and length l of the solenoid. (b) How does this magnetic energy compare with the electrostatic energy stored in a capacitor?