This motion of electrons generates a magnetic field. This can be represented as:
\[ \vec{B} = \frac{\mu_0}{4\pi} \frac{q\vec{v} \times \vec{r}}{r^3} \]
where \(\vec{B}\) is the magnetic field, \(\mu_0\) is the permeability of free space, \(q\) is the charge of the
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