A capacitor of capacitance 'C' is connected with a cell of 'E' e.m.f. When it is fully charged, a dielectric medium of dielectric constant 'k' is introduced in it find it's final charge if cell is kept connected with it

A capacitor of capacitance C carrying charge Q is connected to a source of emf E . Finally, the charge on capacitor would be

A parallel plate capacitor of capacitance 90 pF is connected to a battery of emf 20 V. If a dielectric material of dielectric constant K= (5)/(3) is inserted between the plates, the magnitude of the induced charge will be :

A parallel plate air capacitor of capacitance C is connected to a cell of emF V and then disconnected from it. A dielectric slab of dielectric constant K , which can just fill the air gap of the capacitor, is now inserted in it. Which of the following is incorrect ?

A capacitor of capacitance 200 mu F is connected to a 200V battery. Dielectric material of dielectric constant 2 is introduce in between the plates of the capacitor. Find change in energy stored in the process.

The energy density of a medium of dielectric constant k surrounding the charged conductor is

Two identical parallel plate capacitors of capacitance C each are connected in series with a battery of emf, E as shown. If one of the capacitors is now filled with a dielectric of dielectric constant k, the amount of charge which will flow through the battery is (neglect internal resistance of the battery)

The plates of a capacitor are connected to a source of emf and the energy stored is U_(0) . When dielectric material dielectric constant K is introduced between the plates filling the whole space, the energy stored becomes U Now.

A parallel plate capacitor of capacity 5 mu F and plate separation 6 cm is connected to a 1V battery and is charged. A dielectric of dielectric constant 4 and thickness 4 cm is introduced into the capacitor. The additional charge that flows into the capacitor from the battery is.