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Electric Potential Due to Shell

A solid metal...

Question

A solid metallic sphere of radius R havingcharge +3Q is surrounded by a hollow spherical shell ofradius 2R and having a charge- Find distribution of charge if inner sphere is earthedinner sphere and shell are connected by a metallicwire.

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Q. A solid conducting sphere having charge Q is surrounded by an uncharged concentric conducting hollow spherical shell . Let the potential difference between the surface of the solid sphere and the hollow sphere be V . The shell is now given a charge -3Q , what is the new potential differened?

Q. A solid conducting sphere of radius

R

is surrounded by a concentric metallic shell of inner radius

2 R

and outer radius

3 R

and the shell is earthed. The inner sphere is connected to a switch

S

by a thin conducting wire through a small hole in the shell. By closing the switch

S

, the inner sphere is connected to a distant conducting sphere of radius

R

Q

Q. A solid metallic sphere has a charge . Concentric with this sphere is a conducting spherical shell having charge . The radius of the sphere + 3 Q. Concentric with this sphere is a conducting spherical shell having charge - Q. The radius of the sphere is a and that of the spherical shell is b(b > a). What is the electric field at a distance R(a < R < b) from the centre

Q. A solid metallic sphere has a charge + 3Q. concentric with this sphere is a conducting spherical shell having charge –Q. The radius of the sphere is a and that of the spherical shell is b. (b > a). What is the electric field at a distance R (a < R < b) from the centre.

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