A hallow metal sphere of radius R is uniformly charged. The electric field due to the sphere at a distance r from the centre:

A hollow metal sphere of radius R is uniformly charged. The electric field due to the sphere at a distance r from the centre

A non-conducting solid sphere of radius R is uniformly charged. The magnitude of the electric field due to the sphere at a distance r form its centre

A non-conducting solid sphere of radius R is uniformly charged. The magnitude of the electric filed due to the sphere at a distance r from its centre

A non-conducting solid sphere of radius R is uniformly charged. The magnitude of the electric filed due to the sphere at a distance r from its centre

A non-conducting solid sphere of radius R is uniformly charged. The magnitude of the electric filed due to the sphere at a distance r from its centre

A non conducting solid sphere of radius R is uniformly charged. The magnitude of electric field intensity due to the sphre at a distance r from its centre

A sphere of radius R has a charge density sigma . The electric intensity at a point at a distance r from its centre is