Variation of field with distance of a charged conducting shell is given below. R is the radius of the sphere. Br Draw the potential-distance graph in the above case.

Variation of field with distance of a charged conducting shell is given below. R is the radius of the sphere. Br field is maximum at

Variation of field with distance of a charged conducting shell is given below. R is the radius of the sphere.br From the graph find value of field at centre. Give on practical application of this result

The variation of potential with distance R from a fixed point is as shown in the figure. The electric field at R = 5 m is