Derive anexpression for the effective capacitance of three capacitors in series.

Derive an expression for the effective capacitance of three capacitors connected in parallel.

Define capacitance of a capacitor .

Derive an expression for capacitance of a parallel plate capacitor without a dielectric.

Derive an expression for capacitance of a parallel plate capacitor without a dielectric slab between the plates.

Derive an expression for the energy stored in a charged capacitor. Express it in different forms.

Answer the following question: Obtain an expression for the effective resistance when a number of resistors are connected in series.

Write the expression for a capacitance of a capacitor when the entire space is filled with dielectrc.

A metal plate is introduced between the plates of a charged parallel plate capacitor. What is its effect on the capacitance of the capacitor?

A capacitor is connected to a battery of 20 V,so that a charge of 100 mu C is obtained at the plates. The capacitance of the capacitor is

Derive the expression for resistances connected in series.