A sphere of radius 10 cm conecentrically surrounded by a thin spherical shell of radius of 11 cm A charge of `100muC` is imparted to the outer spheree and the inner one is earthed. Calculate the charge on the outer surface of the inner sphere and on the two surfaes of the outer sphere.

Charge on the outer sphere is q , and the inner sphere is grounded. Then the charge q ' on the inner sphere is q', for (r_(2) gt r_(1))

Charge on the outer sphere is q , and the inner sphere is grounded. Then the charge q ' on the inner sphere is q', for (r_(2) gt r_(1))

A conducting sphere of radius R and a concentric thick spherical shell of inner radius 2R and outer radius 3R is shown in figure. A charge +10Q is given to the shell and inner sphere is earthed. Then charge on inner sphere is

A conducting sphere of radius R and a concentric thick spherical shell of inner radius 2R and outer radius 3R is shown in figure. A charge +10Q is given to the shell and inner sphere is earthed. Then charge on inner sphere is

A spherical capacitor has the inner sphere of radius 2 cm and the outerone of 4 cm . If the inner sphere is earthed and the outer one is charged with a charge of 2muC and isolated. Calculate ltbr. (a) the potential to which the outer sphere is raised. (b) the charge retained on the outer surface of the outer sphere.

A spherical capacitor has the inner sphere of radius 2 cm and the outerone of 4 cm . If the inner sphere is earthed and the outer one is charged with a charge of 2muC and isolated. Calculate ltbr. (a) the potential to which the outer sphere is raised. (b) the charge retained on the outer surface of the outer sphere.

Two concentric hollow spheres are arranged as shown in the figure. If a charge +Q is given to the outer sphere, find charge induced on the inner sphere.

Capcity of a spherical capacitor is C_(1) when in sphere is charged and outer sphere is earthed and when inner sphere is earthed and outer sphere charged. Then (C_(1))/(C_(2)) is (a = radius of inner sphere b = radius of outer sphere)

A solid conducting sphere of radius a has a net positive charge 2Q . A conducting spherical shell of inner radius b and outer radius c is concentric with the solid sphere and has a net charge -Q . The surface charge density on the inner and outer surfaces of the spherical shell will be