A conducting circular loop of radius $r$ carries a constant current $I$. It is placed in a uniform m

Question

A conducting circular loop of radius $r$ 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\

Professor PC Thomas Classes · Answer

Force on a current carrying coil placed in a uniform magnetic field $=0$. But there is a torque BANI $\cos 	heta$. Where $	heta$ is the angle made by the coil with the field\