A dipole of electric moment p is located at a distance r from a long thread charged with a linear density `lambda` . Find the force on the dipole if (a) if is placed parallel to the thread , (b) perpendicular to the thread .
[Hint : Field due to long thread = `(1)/(2 pi epsi_(0)) (lambda)/(r)`]

A dipole with an electric moment p is located at a distance r from a along thread charge uniformly with a linear density lambda . Find the force F acting on the dipole if the vector p is oriented (a) along the thread (b) along the radius vector r (c ) at the right angles to the thread and the radius vector r.

A dipole with an electric moment p is located at a distance r from a along thread charge uniformly with a linear density lambda . Find the force F acting on the dipole if the vector p is oriented (a) along the thread (b) along the radius vector r (c ) at the right angles to the thread and the radius vector r.

A dipole with an electric moment p is located at a distance r from a along thread charge uniformly with a linear density lambda . Find the force F acting on the dipole if the vector p is oriented (a) along the thread (b) along the radius vector r (c ) at the right angles to the thread and the radius vector r.

An electric dipole of moment p is kept at a distance r form an infinte long charged wire of linear charge density lambda as shown.Find the force acting on the dipole?

The electric field at a distance r from a long wire having charge per unit length lambda is

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

A point charge q is placed at a distance r from a very long charged thread of unoform linear charge density lambda . Find out total electric force experienced by the line charge due to the point charge. (Neglect gravity).

A point charge q is placed at a distance r from a very long charged thread of unoform linear charge density lambda . Find out total electric force experienced by the line charge due to the point charge. (Neglect gravity).