A point charge `q` si located at a distance `r` from the centre `O` of an uncharged conducting conducting spherical layer whose inside and outside radii are equal to `R_(1)` and `R_(2)` respectively. Find the potentail at the point `O` if `r lt R_(1)`.

A point charge q is placed at a distance of r from cebtre of an uncharged conducting sphere of rad R(lt r) . The potential at any point on the sphere is

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

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

A point charge q is located at the centre O of a spherical uncharged coducting layer provided with small orifice. The inside and outside radii of the layer are equal to a and b respectively. The amount of work that has to be performed to slowly transfer the charge q from teh point O through the orifice and into infinity is

A point charge +q is held at a distance R from the centre of an uncharged spherical conductor of radius a(a lt R) . Calculate the potential of the conductor in the presence of q.

A point charge Q is situated (outside) at a distance r from the centre of an uncharged conducting solid sphere of radius R. The potential due to induced charges (on the conductor) at a point B inside the conductor whose distance form the point charge is d is ______

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 :

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

Potential at a point x-distance from the centre inside the conducting sphere of radius R and charged with charge Q is