A metal sphere of radius 1cm is charged with `3.14 mu C`. Find the electric intensity at a distance 1 m from centre of metal sphere.

A sphere of radius 10 cm carries a charge of 1 mu C . Calculate the electric field at a distance of 5 cm from the center of the sphere

A sphere of radius1 0 cm carries a charge of 1 mu C . Calculate the electric field at a distance of 30 cm from the center of the sphere

A charge of 15muC is given to hollow metallic sphere of radius 0.4m. Find the potential:- at a distance 0.15m from the centre of sphere.

A sphere of radius1 0 cm carries a charge of 1 mu C . Calculate the electric field at the surface of the sphere

A conducting cylinder having charge density of 0.121 mu C/m^2 and radius 25 mm is surrounded by a medium of dielectric constant 4 . Find the electric field intensity at a distance of 1m from the axis of the cylinder .

A conducting cylinder of length 2m has a charge of 100 mu C and is surrounded by a medium of dielectric constant 3. Find the electric field intensity at a distance of 3m from the axis of the cylinder .

A hollow metal sphere of radius 5 cm is charged such that the potential on its surface is 10 V. The potential at the centre of the sphere is