Obtain an expression for electric field intensity at a point outside infinitely long charged conducting cylinder.

Obtain an expression for electric field intensity at a point outside a charged conducting sphere.

Derive an expression for electric field intensity of a point on the equatorial line.

Derive the expression for electric intensity at a point on the axis of a dipole

Derive an expression for electric field intensity due to a point charge in a material medium.

Derive an expression for electric potential due to a point charge

Obtain an expression for electric field intensity due to uniformly charged spherical shell or hollow sphere.

Derive an expression for an electric field due to a charged infinite plane sheet.

Derive an expression for the magnetic field due to an infinitely long straight wire carrying current I.

A long cylinder of radius 2 cm carrying a charge of 5 mu C/m is kept in a medium of dielectric constant 10. Find the electric field intensity at a point situated at a distance 1m from the axis of cylinder.

Derive an expression for potential energy due to a point charge.