question_answer

Electric potential at an equatorial point of a small dipole with dipole moment \[P\](r, distance from the dipole) is                                                                                          [MP PMT 2001]

A)            Zero

B)            \[\frac{P}{4\pi {{\varepsilon }_{0}}{{r}^{2}}}\]

C)            \[\frac{P}{4\pi {{\varepsilon }_{0}}{{r}^{3}}}\]           

D)            \[\frac{2P}{4\pi {{\varepsilon }_{0}}{{r}^{3}}}\]