PhysicsMedium116×since 2002Q7723A circular coil having N turns and radius r carries a current I. It is held in the XZ plane in a magnetic field Bi∧{\mathop i\limits^ \wedge }i∧ . The torque on the coil due to the magnetic field is :ABr2IπN{{B{r^2}I} \over {\pi N}}πNBr2IBBπ\piπr²INCZeroDBπr2IN{{B\pi{r^2}I} \over { N}}NBπr2ICheck answerSkip