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A short dipole is placed on the axis of ...

A short dipole is placed on the axis of a uniformly charged ring (total charge -Q, radius R) at a distance `R/sqrt(2)` from centre of ring as shown in figure. Find the Force on the dipole due to that ring

A

`(4kPQ)/(3sqrt(3)R^2)`

B

`(4kPQ)/(3sqrt(3)R^3)`

C

`(2kPQ)/(3sqrt(3)R^3)`

D

Zero

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The correct Answer is:
D
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