Find the force experienced by a semicircular rod having a charge q as shown in fig. Radius of the wire is R, and the line of charge with linear charge density `lambda` passes through its center and is perpendicular to the plane of wire.

The electric field at distance .r. from infinte line of charge ("having linear charge density" lambda) is

Consider an infinite line charge having uniform linear charge density and passing through the axis of a cylinder is removed.

Consider an infinite line charge having uniform linear charge density and passing through the axis of a cylinder is removed.

Find the electric flux crossing the wire frame ABCD of length l, width b, and center at a distance OP = d from an infinite line of charge with linear charge density lambda . Consider that the plane of the frame is perpendicular to the line OP

Find the electric flux crossing the wire frame ABCD of length l, width b, and center at a distance OP = d from an infinite line of charge with linear charge density lambda . Consider that the plane of the frame is perpendicular to the line OP

Find the total force on charge q due to a charge rod having linear charge density lamda C/m placed as shown in figure.

If linear charge density of a wire as shown in the figure is lambda

Consider a very long plastic wire with charge density lambda .Flux passing through a circle of radius R having centre at one of ends of wire is