A metal sphere A of radius a is charged to potential V. What will be its potential if it is enclosed ny a spherical conducting shell B of radius b and the two are connected by a wire ?

A metal sphere A of radius 1m is charged to a potential of 20V .What will be its potential (in volt) when it is enclosed by a spherical conducting shell B of radius 2m and two are connected by a wire?

A metal sphere A of radius 1 m is charged to a potential of 20 V .What will be its potential (in volt) when it is enclosed by a spherical conducting shell B of radius 2 m and two are connected by a wire?

Metallic sphere of radius R is charged to potential V. Then charge q is proportional to

Metallic sphere of radius R is charged to potential V. Then charge q is proportional to

A hollow metallic sphere of radius 0.1 m is charged to a potential of 5 V. The potential at its centre is