In the figure shown, an electric dipole is placed at a distance `x` from an infinitely long rod of linear charge density `lambda`.
(`a`) Find the net force acting on the dipole ?
(`b`) What is the work done in rotating the dipole through `180^(@)` ?
(`c`) If the dipole is slightly rotated about its equilibrium position, find the time period of oscillation. Assume that the dipole is linearly restrained.

In figure-, an electric dipole is placed at a distance x from an infinitely long rod of linear charge density lambda . (a) Find the net force acting on the dipole (b) What is the work done in rotating the dipole through 180^(@) (c ) If the dipole is slightly rotated about its equilibrium position, find the time period of oscillation. Assume that the dipole is linearly restrained. [(a)(lambdaaq)/(piin_(0)x^(2)),(b) (2lambdaaq)/(piin_(0)x),(c ) 2pisqrt((2piin_(0)mx^(2)a)/(lambdaq))]

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