Physics - Electrostatics Question with Solution | TestHub

The electric field of an electric dipole at a point on its axis at a distance$d$from the centre of the dipole is

$E=\frac{2p}{4\pi {\epsilon }_0{d}^3}$, where$p$is the dipole moment of the dipole.

Hence,$E\propto \frac{1}{d^3}$