Work performed when a point charge `2xx10^(-8)C` is transformed from intensity to a point at a distance of `1cm` form the surface charge density `sigma=10^(-8)C//cm^(2)`

The electric intensity at a point near a charged conductor of surface charge density sigma is

A charged sphere of diameter 4 cm has a charge density of 10^(-4) "coulmb"//cm^(2) . The work done in joule when a charge of 40 nano-columbs is moved from infinity to a point which is at a distance of 2 cm from the surface of the sphere is-

A charged cylinder of radius 2 cm has surface density of charge 8.85xx10^(-9)C//m^(2) . It is placed in a medium of dielectric constant 5. The electric intensity at a point at a distance of 4 m from its axis is

An infinite line charge produces a field of 9 xx 10^(4) N. C^(-1) at a distance of 2 cm. Calculate the linear charge density.

An infinite line charge produces a field of 7.182 xx 10^(8) N//C at distance of 2 cm. the linear charge density is

An infinite line charge produces a field of 7.182 xx 10^(8) N//C at distance of 2 cm. the linear charge density is

Find the magnitude of the electric field at a point 4 cm away from a line charge of density 2 xx 10^(-6) C m^(-1) .

Find the magnitude of the electric field at a point 4 cm away from a line charge of density 2 xx 10^(-6) C m^(-1) .