A spherical conductor `A` lies inside a hollow spherical conductor `B`. Charges `Q_(1)` and `Q_(2)` are given to `A` and `B` respectively (Choose the incorrect option)

A spherical conductor A having charge Q lies inside a hollow spherical conductor B . (Choose incorrect option)

Inside a hollow charged spherical conductor, the potential

Inside a charged hollow spherical conductor. the potential :-

A is a spherical conductor placed concentrically inside a hollow spherical conductor B. A is given +q charge and B is earthed. The n the electric intensity is not zero

Electric potential at the center ofa charged hollow spherical conductor is

A charge Q is placed at the centre of a spherical conducting shell. Choose the correct option.

(a) Derive the expression for the capacitance of a parallel plate capacitor having plate area A and plate separation d. (b) Two charged spherical conductors of radii R_(1) and R_(2) when connected by a conducting wire acquire charges q_(1) and q_(2) respectively. Find the ratio of their surface charge densities in terms of their radii.