The electric intensity due to a uniformly charged infinite cylinder of radius `R` , at a distance `r(gt R)` , from its axis is proportional to

The electric field due to uniformly charged sphere of radius R as a function of the distance from its centre is represented graphically by

The electric field due to uniformly charged sphere of radius R as a function of the distance from its centre is represented graphically by

The maximum electric field intensity on the axis of a uniformly charged ring of charge q and radius R is at a distance x from the centre of the ring.The value of x is

The electrostatic potential of a uniformly charged thin spherical shell of charge Q and radius R at a distance r from the centre

The electrostatic potential of a uniformly charged thin spherical shell of charge Q and radius R at a distance r from the centre

A space charge of density rho is uniformly distributed in an infinitely long cylinder of radius R Then, for any point at distance r from the axis (relative permittivity = 1)