A conducing circular loop of radius \( \mathrm{r} \) carries a cons...
A conducing circular loop of radius \( \mathrm{r} \) carries a constant current \( i \). It is placed in a uniform magnetic field \( \vec{B} \), such that \( \vec{B} \) is perpendicular to the plane of the loop. The magnetic force acting on the loop is
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