A metal sphere of radius r 10 cm is placed concentrically

Last updated: 6/9/2023

A metal sphere of radius r 10 cm is placed concentrically inside another thin metal hollow sphere of radius R 20 cm Both spheres are separated from one another The inner sphere is earthed by a long wire through an opening of the outer sphere See Fig 4 4 If the outer sphere carries charge Q 10 C find potential V of the outer sphere 1 Given k 9 10 N m C 47E0 R