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The work in rotating electric dipole of ...

The work in rotating electric dipole of dipole moment p in an electric field E through an angle `theta` from the direction of electric field, is:

A

`pE(1- cos theta)`

B

`pE`

C

zero

D

`-pE cos theta`

Text Solution

Verified by Experts

The correct Answer is:
A
`W=(-pE cos theta)-(-pE)=PE(1- cos theta)`
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