Figure shows a hemisphere of charge Q and radius R and a sphere of charge 2Q and radius R. The total potential energy of hemisphere is `U_(H)` and that of the sphere is `U_(s)` Then.

An siolated metal sphere of radius 'r' is given a charge 'q' . The potential energy of the sphere is

In a solid uniformly charged sphere of total charge Q and radius R, if energy stored out side the sphere is U_(0) joules then find out self energy of sphere in term of U_(0) ?

In a solid uniformly charged sphere of total charge Q and radius R, if energy stored out side the sphere is U_(0) joules then find out self energy of sphere in term of U_(0) ?

If Q charge is given to a sphere of radius R, the energy of the system is

The centre of neutral conducting sphere of radius "R" is at distance 'd' from a point charge "Q" .The potential of the sphere is

Q amount of electric charge is present on the surface of a sphere having radius R. Calculate the total energy of the system.

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

Figure shows a uniformly charged sphere of radius R and total charge Q. A point charge q is situated outside the sphere at a distance r from centre of sphere. Find out the following : (i) Force acting on the point charge q due to the sphere. (ii) Force acting on the sphere due to the point charge.