A rectangular coil of sides `l` and `b` carrying a current I is subjected to a uniform magnetic field `vec B` acting perpendicular to its plane. Obtain the expression for the torque acting on it.

A rectangular coil of sides l and b carrying a current I is subjected to a uniform magnetic field vecB acting perpendicular to its plane. Obtain the expression for the torque on it.

A rectangular coil of sides l and b carrying a current I is subjected to a uniform magnetic field vecB acting at an angle theta to its plane. Write the expression for the torque acting on it. In which orientation of the coil in the magnetic field, the torque is (i) minimum and (ii) maximum.

A square shaped current loop of side length L and carrying current I lies in a uniform magnetic field B acting perpendicular to the plane of squre loop and directed inward. The net magnetic force acting on current loop is

A conducting circular loop of radius r carries a constant current i.It is placed in a uniform magnetic field B such that B is perpendicular to the plane of the loop. The magnetic force acting on the loop is

A current carrying coil is subject to a uniform magnetic field. The coil will orient so that its plane becomes

A circular coil carrying current I is placed in a region of uniform magnetic field acting perpendicular to a coil as shown in te Mark correct option .

A conducting circular loop of radius r carries a constant current i. It is placed in a uniform magnetic field B such that B is perpendicular to the plane of the loop. The magnetic force acting on the loop is