Question

The work done in rotating a dipole through 180 ∘ from electric field direction is

Answer 1

Answer:

2pe

Explanation:

ANSWER

Work done due to dipole =W=−pEcosθ where p= dipole moment, E= electric field

Here, W=W

(180)

−W

(0)

=(−pEcos180)−(−pEcos0)=pE+pE=2pE