Show that the work done by an external agent in rotating an electric dipole slowly…
PHYSICS · Subjective · CBSE · Physics · Electric Charges and Fields · Electric Charges and Fields
Problem
Show that the work done by an external agent in rotating an electric dipole slowly from an initial angle θ1 to a final angle θ2 in a uniform electric field of magnitude E is
W=pE(cosθ1−cosθ2),
where p is the dipole moment.