Two charged metal spheres of radii R and 2R are temporarily placed in contact and then separated. At the surface of each, the ratio of electric field will be -

Two conducting spheres of radii R_(1) and R_(2) are at the same potential. The electric intensities on their surfaces are in the ratio of

Two conducting spheres of radii R_(1) and R_(2) are at the same potential. The electric intensities on their surfaces are in the ratio of

Two isolated, charged coducting spheres of radii R_(1) and R_(2) produce the same electric field near their surfaces. The ratio of electric potentials on their surfaces is

Two charged metallic spheres of radii r_(1) and r_(2) are touched and separated. Calculated the ration of their (i) Charges (ii) Potential (ii) Self energy (iv) Electric field at the surface (v) Surface cahrge density

Two charged metallic spheres of radii r_(1) and r_(2) are touched and separated. Calculated the ration of their (i) Charges (ii) Potential (ii) Self energy (iv) Electric field at the surface (v) Surface cahrge density

Two isolated charged conducting spheres of radii a and b produce the same electric field near their surface. The ratio of electric potentials on their surfaces is

Two isolated charged conducting spheres of radii a and b produce the same electric field near their surface. The ratio of electric potentials on their surfaces is

Two conducting spheres of radii r_(1) and r_(2) are charged to the same surface charge density . The ratio of electric field near their surface is

two metal spheres of radii R_(1) and R_(2) are charged to the same potential. The ratio of charges on the spheres is