The electric field at a distance `(3R)/2` from the centre of a charged conducting spherical shell of radius R is E. The electric field at a distance `R/2` from the centre of the sphere is :

The electric field at a distance 3R//2 from the centre of a charge conducting spherical shell of radius R is E . The electric field at a distance R//2 from the centre of the sphere is

The electric field at 2R from the centre of a uniformly charged non - conducting sphere of rarius R is E. The electric field at a distance ( R )/(2) from the centre will be

The potential at a distance R//2 from the centre of a conducting sphere of radius R will be

If the potential at the center of a uniformly charged sphere of radius R is V then electric field at a distance r from the center of sphere will be ( r lt R ) : -

A point charge q is placed at a distance of r from the centre O of an uncharged spherical shell of inner radius R and outer radius 2R. The electric potential at the centre of the shell will be

If the potential at the centre of a uniformly charged hollow sphere of radus R is V, then electric field at a distance r from the centre of sphere will be (rgtR) .

A point charge q'q is placed at distance 'a' from the centre of an uncharged thin spherical conducting shell of radius R=2a. A point 'P' is located at a distance 4a from the centre of the conducting shell as shown. The electric potential due to induced charge on the inner surface of the conducting shell at point 'P' is