Two short bar magnets of equal dipole moment M are placed at angle 60º, the magnetic field at point P is (P is on the bisector of the angle between two magnets and d is very large)

$$\begin{gathered} \mathrm{Resultant} \mathrm{magnetic} \mathrm{Moment} \mathrm{of} \mathrm{the} \mathrm{combination} 2\mathrm{Mcos} \left(\frac{{60}^0}{2}\right) =\sqrt{3}\mathrm{M} \\ \mathrm{and} \mathrm{this} \mathrm{will} \mathrm{be} \mathrm{along} \mathrm{the} \mathrm{angular} \mathrm{bisector} \mathrm{of} \mathrm{the} \mathrm{two} \mathrm{dipoles}. \\ \mathrm{The} \mathrm{point} \mathrm{P} \mathrm{is} \mathrm{on} \mathrm{the} \mathrm{axial} \mathrm{line} \\ \mathrm{So} \mathrm{the} \mathrm{magnetic} \mathrm{field} \mathrm{at} \mathrm{P}= \frac{{\mathrm{\mu }}_0}{4\mathrm{\pi }}\frac{2\sqrt{3}\mathrm{M}}{{\mathrm{d}}^3} \end{gathered}$$