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An electric dipole is kept in the unifor...

An electric dipole is kept in the uniform electric field `vecE` . If `vecp` be its dipole moment, then show that the torque experienced by tfte dipole is `vectau= vecpxxvec E` .

A

`vectau=vecpxxvecF`

B

`vectau=vecp.vecF`

C

`vectau=vecp+vecF`

D

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