Question

an electric dipole of dipole moment P is placed in a uniform electric field E. The dipole makes an angle of 30 degree with the direction of electric field. Assuming that the potential energy of dipole to be zero when dipole is normal to field the torque and potential energy of the dipole will respectively be ​

Answer 1

Given:

when the dipole is placed at an angle of 30° with the Electric field....

Explanation:

Ans is 4th one as given in image soln...

Hope it is helpfulll to you....