A cylinder of large length carries a charge of `2xx10^(-8)Cm^(-1)` find the electric field at a distance of 0.2 m from it.

The surface charge density of a conducting sphere is 8.85xx10^(-10)C//m^(2) and the electric field intensity at a distance of 4m from the centre of the sphere is 10^(-2)V//m . The radius of the sphere, assuming the sphere to be in vacuum is

A cylinder of length L has a charge of magnitude q. The electric intensity at a point at a distance r from the axis of the cylinder is

A charge of 5xx10^(-10)C is given to a metal cylinder of length 10 cm, placed in air. The electric intensity due to the cylinder at a distance of 0.2 m from its axis is

A charge of 17*7xx10^(-4)C is distributed over a large sheet of area 400 m^(2) . Calculate the electric field intensity at a distance of 10 cm from it.

An isolated conducting sphere of radius 0.1m placed in vacuum carries a positive charge of 0.1muC . Find the electric intensity at a point at a distance 0.2 m from the centre of the sphere.

A charge of 17.7 xx 10^(-4)C is distributed uniformly over a large sheet of area 200 m^(2) . The electric field intensity at a distance 20 cm from it in air will be

A solenoid of length 10 cm and radius 1 cm contains 200 turns and carries a current of 10 A. Find the magnetic field at a point on the axis at a distance of 10cm from the centre.

Find the electric field intensity due to a positively charged conducting cylinder with radius 1 cm and surface charge density 10^(-9)C//m^(2) , at a point at a distance of 2 m from the axis of cylinder. The dielectric constant of the medium surrounding the cylinder is 2.

A spherical volume contains a uniformaly distributed charge of density 2.0 xx 10^(4) C m^(3) . Find the electric field at a piont inside the volume at a distance 4.0 cm from the centre.

A wire of length L carries charge Q uniformly distributed along its length. Find the electric field at a distance (sqrt(3)L)/2 from the wire at point A as shown.