(c) Derive the expression for the affective capacitance of a series combination of n capacitors.

(i) Define the SI unit of capacitance. (ii) Obtain expression for the capacitance of a parallel plate capacitor. (iii) Derive the expression for the effective capacitance of a parallel combination of 2 capacitors.

Obtain an expression for effective capacitance of two capacitors in series.

(b) Obtain the expression for the capacitance of a parallel plate capacitor.

Briefly explain the principle of a capacitor. Derive an expression for the capacitance of a parallel plate capacitor, whose plates are separated by a dielectric medium.

Write the expression for equivalent spring constant of (i) parallel combination of n- springs (ii) series combination of n- springs

The capacitance of a capacitor depends on

The minimum value of effective capacitance that can be obtained by combining 3 capacitors of capacitances 1 pF, 2pF and 4pF is

Answer the following: (a) Describe briefly the process of transferring charge between the two plates of a parallel plate capacitor when connected to a battery. Derive an expression for the energy stored in a capacitor. (b) A parallel plate capacitor is connected to a battery of potential difference V. It is disconnected from battery and then connected to another uncharged capacitor of the same capacitance. Calculate the ratio of the energy stored in the combination to the initial energy on the single capacitor.

The capacitance of a capacitor does not depend on

Three capacitor of capacitance C(mu F) are connected in parallel to which a capacitor of capacitance C is connected in series. Effective capacitance is 3.75. then capacity off each capacitor is