An air capacitor with plates of area `1 m^(2)` and `0.01 metre` apart is charged with `10^(-6) C` of electricity. When the capacitor is submerged in oil of relative permittivity `2`, then the energy decreases by.

A parallel plate capacitor filled with a dielectric of relative permittivity 5 between its plates is charged to acquire an energy E and isolated. If the dielectric is replaced by another of relative permittivity 2, its energy becomes

A parallel plate capacitor of plate area (1xx3) m^(2) and plate separation 5.0 mm is charged to 10 kV in air. Find charge density and field displacement.

The capacity of a parallel plate air capacitor is 10muF and it is given a charge of 40muC . The electrical energy stored in the capacitor is

The capacity of a parallel plate air capacitor is 10 mu F and it is given a charge of 40 mu C . The electrical energy stored in the capacitor is

A parallel plate capacitor is constructed with plates of area 0.0280 m^(2) and separation 0.550 mm . Find the magnitude of the charge on each plate of this capacitor when the potential between the plates is 20.1 V

A parallel plate capacitor is constructed with plates of area 0.0280 m^(2) and separation 0.550 mm . Find the magnitude of the charge on each plate of this capacitor when the potential between the plates is 20.1 V