Electrostatics Question 289

Question: The electric potential at a point on the axis of an electric dipole depends on the distance r of the point from the dipole as [CPMT 1982; UPSEAT 2001 MP PMT 1996, 2002; MP PET 2001, 05]

Options:

A) 1r

B) 1r2

C) r

D) 1r3

Show Answer

Answer:

Correct Answer: B

Solution:

Electric potential due to dipole in it’s general position is given by V=k.pcosθr2

therefore V1r2



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