A charge situated at a certain distance along the axis of an electric dipole experience a force F. If the distance of the charge from the dipole is doubled, the force acting on it will become
Text Solution
Verified by ExpertsThe correct answer is:
D
The electric field at a point distance r from electric dipole is
axial line 
where pis dipole moment and ris the distance of charge from center of dipole.
or 
Force on charge is
or 
or 
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