2005/09/26 | 磁偶极子[Magnetic Dipole]
类别(Ω〖物理〗) | 评论(0) | 阅读(59) | 发表于 21:11
In cgs, the magnetic vector potential of a magnetic dipole is given by
(1)

where m is the magnetic dipole moment, and the magnetic field by

(2)

In MKS, the magnetic vector potential is given by
(3)

where is the permeability of free space, and the magnetic field by

(4)

The force exerted by a magnetic field on the dipole is then
(5)
0

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