Energy in capacitor

Find the stored energy in a capacitor using force between the plates.

Definition OF Capacitor and Capacitance||Parallel Plate||Spherical Capacitor||Energy OF Capacitor

By keeping the charge on a capacitor unchanged, the energy of capacitor can be decreased by

A charged capacitor is connected with a resistor. After how many time constants, does the energy of capacitor (1/100)^th becomes of its initial value?

Where does the energy of a capacitor reside ?

How many percent of work done by a battery is consumed to fully charge a capacitor which is stored as electric potential energy in the capacitor ?

Types of capacitors & Energy stored in capacitor| Force between the plates of capacitor