Problem 3.243

Find the magnetic moment of a thin round loop with current if the radius of the loop is equal to $R=100 \mathrm{~mm}$ and the magnetic induction at its centre is equal to $B=6.0 \mu \mathrm{T}$

Reveal Answer

\begin{array}{c} \text { 3.243. } p_{m}=2 \pi R^{3} B / \mu_{0}= \\ =30 \mathrm{~mA} \cdot \mathrm{m}^{2} \end{array}

Constant Magnetic Field, Magnetics