What is the expression for the axial field of a bar magnet for very large distances? |
-\(\frac{μ_{o}}{4π} \frac{M}{r^{3}}\) \(\frac{μ_{o}}{4π} \frac{M}{r^{3}}\) -\(\frac{μ_{o}}{4π} \frac{2M}{r^{3}}\) \(\frac{μ_{o}}{4π} \frac{2M}{r^{3}}\) |
\(\frac{μ_{o}}{4π} \frac{2M}{r^{3}}\) |
The expression for the axial field of a bar magnet for very large distances : B = \(\frac{μ_{o}}{4π} \frac{2M}{r^{3}}\) |