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A point Q lies on the perpendicular bise...

A point Q lies on the perpendicular bisector of an electrical dipole of dipole moment p. If the distance of Q from the dipole is r (much larger than the size of the dipole), then electric field at Q is proportional to

A

`p^(-1) and r^(-2)`

B

`p and r^(-2)`

C

`p^(2) and r^(-3)`

D

`p and r^(-3)`

Text Solution

Verified by Experts

The correct Answer is:
D
`vecE_("equatorial") = (-Kvecp)/r^3`
`E prop p and Eprop r^(-3)`
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