At a distance of `5 cm and 10 cm` outward from the surface of a uniformly charged solid sphere, the potentials are `100 V and 75 V`, repectively. Then.

The electric field intensity at a distance 20 cm from the centre of a uniformly charged non conducting solid sphere of radius 10 cm is E .Then what is the electric field intensity at a distance 5 cm from the centre it will be.....

At a point 20 cm from the centre of a uniformly charged dielectric sphere of radius 10 cm , the electric field is 100 V//m . The electric field at 3 cm from the centre of the sphere will be

A spherical shell of radius 10 cm is carrying a charge q. If the electric potential at distances 5 cm, 10 cm and 15 cm from the centre of the spherical shell is V_(1), V_(2) and V_(3) respectively, then

Two conducting spheres of radii 3 cm and 1 m are separated by a distance of 10 cm in free space. If the spheres are charged to same potential of 10 V each, then the force of repulsion between them is

An object is at a distance of d=2.5 cm from the surface of a glass sphere with a radius R=10 cm. Find the position of the final image produced by the sphere. The refractive index of glass is mu_1.5.

The given graph shows variation (with distance r from centre) of (A)Electric field of a uniformly charged conducting sphere (B)Electric field of a uniformly charged non-conducting sphere (C) Potential of a uniformly charged hollow sphere (D)Potential of a uniformly charged non- conducting solid sphere

Work done in moving a positive charge from the centre of a hollow uniformly charged sphere to its surface is zero. Does it imply that the potential is zero inside the sphere?

Two spherical conductors A and B of radii 1mm and 2mm are separated by a distance of 5 cm and are uniformly charged. If the spheres are connected by a conducting wire then in equilibrium condition, the ratio of the magnitude of the electric fields at the surfaces of spheres A and B is