Derive an expression for the electric potential at any point P at a distance r from the center of an electric dipole, making angle `alpha` with its axis.

(a) Derive the expression for the electric potential at any point P, at distance r from the centre of an electric dipole, making angle alpha , with its axis. (b) Two point charges 4 mu C and + 1 mu C are separated by a distance of 2m in air. Find the point on the line joining charges at which the net electric field of the system is zero.

Derive the expression for the electric potential at any point along the axial line of an electric dipole.

What is the electric potential at a point P, distance r from the mid-point of ann electric dipole of moment p(=2aq) ?

The electric field at a point at a distance r from an electric dipole is proportional to ......

At a point on the axis of an electric dipole

The electric field of an electric dipole at a point on its axis , at a distance d from the center of the dipole, varies as