As shown in the figure an electric dipole lies at a distance `x` from the centrr of a chargerd ring of radius `R` with charge `Q` uniformly distributed over it .The net force acting on the dipole is

A short electric dipole is placed at a distance x from centre O on the axis of a ring of radius R and charge Q is uniformly distributed over tis. The net force acting on the dipole will be

An electric dipole is placed at a distance x from centre O on the axis of a charged ring of radius R and charge Q uniformly distributed over it. (a) Find the net force acting on the dipole (b) What is the work done in rotating the dipole through 180^(@) ? [(a) (aqQ)/(2piepsilon_(0))((R^(2)-2x^(2))/((R^(2)+x^(2))^(3//2))), (b) (aqQx)/(piepsilon_(0)(R^(2)+x^(2))^(3//2))]

A short electric dipole is placed at a distance x from centre O on the axis of a ring of radius R and charge Q is uniformly distributed over tis. [(a) (find the net force acting on the dipole b) The work done external agent in rotating the dipole through 180^(@) would be

An electric dipole is placed at a distance x from centre O on the axis of a charged ring of R and charge Q uniformly distributed over it. (a) Find the net force acting on the dipole. (b) What is the work done in rotating the dipole through 180^@ ?

Short electric dipole of dipole moment P is placed at the centre of a ring of radius R having charge Q uniformly distributed on its circumference. The dipole moment vector is along the axis of the ring. Find force on the dipole due to the ring.

A thin semi-circular ring of radius r has a positive charge q distributed uniformly over it. The net field vecE at the centre O is

A thin semi-circular ring of radius r has a positive charge q distributed uniformly over it. The net field vecE at the centre O is

A thin semi-circular ring of radius r has a positive charge q distributed uniformly over it. The net field vecE at the centre O is