A non conducting spherical shell of diameter 10 cm has a charge of `1.6 xx 10^(-4)C`. A charge of 20 C is placed at a distance of 10 cm from its centre, then force between them will be :-

A conducting sphere of radius 5 cm has a charge of 20 esu. What is the electric potential at a distance of 10 cm away from its centre?

A conducting sphere of radius 10 cm is given a charge of +2xx10^(-8)C . What will be its potential?

A hollow, spherical conductor of radius 10 cm is charged with 5 xx 10^(-9)C . Find the potential (a) at a distance of 20 cm from the centre ,(b) at the surface of the sphere , (c) at a distance of 5 cm from centre.

A spherical conductor of radius 12 cm has a charge of 1.6 xx 10^-7C distributed uniformly on its surface. What is the electric field at a point 18 cm from the centre of the sphere?

A spherical conductor of radius 12 cm has a charge of 1. 6 xx 10^(-7) C distributed uniformly on its surface. What is the electric field at a point 18 cm from the centre of the sphere ?

A spherical conductor of radius 12 cm has a charge of 1.6 xx 10^-7 C distributed uniformly its surface. What is the electric field, at a point 18 cm from the center of the sphere ?

A spherical shell of radius 10 cm has 10muC charge. Calculate the electric field intensity (i) at a distance of 5 cm and (ii) at a distance of 30 cm from the centre of the spherical shell.

A spherical conductor of radius 12cm has a charge of 1.6times10^(-7)C distributed uniformly on its surface. What is the electric field : at a point18 cm from the centre of the sphere