Question

an electric dipole moment 4×10^-5C.m is placed in a uniform electric field of 10^-3NC^-1 making an angle of 30° with the direction of the field on the dipole​

Answer 1

Hope it's help you and Mark me as brainliest.

Answer 2

Answer:  

2×10^-8 N m

Explanation:  

Assuming you want to calculate the torque acting on the dipole,  

      Torque, τ=pEsinФ  

                      =4×10^-5×10^-3×sin30  

                      =4×10^-8×1/2  

                     =2×10^-8 N m  

         ∴τ=2×10^-8 N m