Consider a cube having a uniform volume charge density. Find the ratio of electrostatic potential at the centre to the potential at a corner of the cube

Consider a cube of uniform charge density rho . The ratio of electrostatic potential at the centre of the cube to that at one of the corners of the cube is

Consider a solid cube made up of insulating material having a uniform volume charge density. Assuming the electrostatic potential to be zero at infinity, the ratio of the potential at a corner of the cube to that at the centre will be

Consider a solid cube made up of insulating material having a uniform volume charge density. Assuming the electrostatic potential to be zero at infinity, the ratio of the potential at a corner of the cube to that at the centre will be

There is a hemisphere of radius R having a uniform volume charge density rho . Find the electric potential and field at the centre

A non-conducting semi circular disc (as shown in figure) has a uniform surface charge density sigma . The ratio of electric field to electric potential at the centre of the disc will be

A non-conducting semi circular disc (as shown in figure) has a uniform surface charge density sigma . The ratio of electric field to electric potential at the centre of the disc will be

A quarter ring of radius R is having uniform charge density lambda . Find the electric field and potential at the centre of the ring.

A point charge q is kept at a corner of a cube

A hollow spherical shell of radius r has a uniform charge density sigma . It is kept in a cube of edge 3r such that the centre of the cube coincides with the centre of the shell. Calculate the electric flux that comes out of a face of the cube.