A parallel plate capacitor has plates of area `4 m^2` separated by distance of 0.5 mm. The capacitor is connected across a cell of emf 100 V.
Find the capacitance, charge and energy stored in the capacitor.

A parallel plate capacitor has plates of area 4 m^2 separated by distance of 0.5 mm. The capacitor is connected across a cell of emf 100 V. A dielectric slab of thickness 0.5 mm is inserted inside this capacitor after it has been disconnected from the cell. Find the answers to part (a) if K = 3.

The plates of a parallel plate capacitor have an area (20 cm^2) each are separated by a distance of 2.5 mm. The capacitor is charged by connecting it to a 400V supply. How much electrostatic energy is stored in the capacitor?

The plates of a parallel plate capacitor have an area of 100 cm^(2) each and are separated by 3 mm . The capacitor is charged by connecting it to a 400 V supply . Calculate the electrostatic energy stored in the capacitor .