The rectangular coil of area A is in a field B. Find the torque about the Z-axis when the coil lies in the position shown and carries a current I.

A rectangular coil of area vecA and number of turns n is placed in a uniform magnetic field vecB. If the coil carries a current I, then the torque acting on the coil is given by

A rectangular coil 6 cm long and 2 cm wide is placed in a magnetic field of 0.02 T. If the loop contains 200 turns and carries a current of 50 mA, the torque on the coil (with loop face parallel to the field) is

A rectangular coil of area A rotates in a uniform magnetic field B with angular velocity about an axis perpendicular to the field, initially the plane of coil is perpendicular to the field,then the average induced e.m.f. after rotating by 90° is

A rectangular coil of area A rotates in a uniform magnetic field B with angular velocity about an axis perpendicular to the field, initially the plane of coil is perpendicular to the field,then the avarage induced e.m.f. after rotating by 90° is

A rectangular coil carrying current is placed in a nonuniform magnetic field. On that coil the total

A rectangular coil carrying current is placed in a uniform magnetic field in such a way that normal to the coil makes an angle theta with the direction of magnetic flux density. Find the magnitude of torque acting on the coil Define magnetic moment of a current loop.