A conducting sphere of radius R,and carrying a charge q is joined to a conducting sphere of radius 2R and carrying a charge -2q.The charge flowing between them will be

A conducting sphere of radius R and carrying a charge Q is joined to an uncharged conducting sphere of radius 2R . The charge flowing between them will be

A conducting sphere of radius r has a charge . Then .

A conducting sphere of radius R, carrying charge Q, lies inside uncharged conducting shell of radius 2R. If they are joined by a metal wire,

Self energy of conducting sphere of radius .r. carrying charge .Q. is ______

Two conducting spheres of radius R and 3R carry charges Q and -2 Q . Between these spheres a neutral conducting sphere of radius 2R is connected. The separation between the sphere is considerably large Charge flows through conducting wire due to potential difference. The final charge on initially neutral conducting sphere is :

Two conducting spheres of radius R and 3R carry charges Q and -2 Q . Between these spheres a neutral conducting sphere of radius 2R is connected. The separation between the sphere is considerably large Charge flows through conducting wire due to potential difference. The final electric potential of sphere of radius 3R will be :

Two conducting spheres of radius R and 3R carry charges Q and -2 Q . Between these spheres a neutral conducting sphere of radius 2R is connected. The separation between the sphere is considerably large Charge flows through conducting wire due to potential difference. The decrease in electric potential energy of sphere of radius R is :

Potential at a point x-distance from the centre inside the conducting sphere of radius R and charged with charge Q is

A small conducting sphere of radius r is lying concentrically inside a bigger hollow conducting sphere of radius R . The bigger and smaller spheres are charged with Q and q(Q gt q) and are insulated from each other. The potential difference between the spheres will be

A small conducting sphere of radius a, carrying a charge +Q , is placed inside an equal and oppositely charged conducting shell of radius b such that their centers coincide. Determine the potential at a point which is at a distance c from center such that a lt c lt b .