A circular coil having 50 turns, each with an area of 0.01 m, carries a current of 2 A. Calculate its magnetic dipole moment.

A circular coil of 100 turns has a radius of 10 cm and carries a current of 5 A. Determine the magnetic field at the centre of the coil and at a point on the axis of the coil at a distance of 5 cm from its centre.

A circular coil of wire consisting of 100 turns, each of radius 8.0cm carries a current of 0.40A . What is the magnitude of the magnetic field vecB at the center of the coil?

A circular coil of 300 turns and diameter 14cm carries a current of 15A . What is the magnitude of magnetic moment linked with the loop?

A circular coil of radius 4 cm having 50 turns carries a current of 2 A . It is placed in a uniform magnetic field of the intensity of 0.1 Weber m^(-2) . The work done to rotate the coil from the position by 180^@ from the equilibrium position

A circular coil of wire consisting of 100 turns each of radius 9 cm carries a current of 0.4 A. The magnitude of the magnetic field at the centre of coil is [ mu_(0) = 1256 xx 10^(-7) Sl unit]

A circular coil having N turns and radius r carries a current I. It is held in the XZ plane in a magnetic field Bhati . The torque on the coil due to the magnetic field is :

A circular coil having N turns and radius r carries a current I. It is held in the XZ plane in a magnetic field Bhati . The torque on the coil due to the magnetic field is :

A circular coil of 100 turns has an effective radius of 0.05 m and carries a current of 0.1 A. How much work is required to turn it in an external magnetic field of 1.5 Wb m^-2 through 180^@ about an axis perpendicular to the magnetic field. The plane of the coil is initially perpendicular to the magnetic field.

A circular coil of 200 mm diameter is made of 100 turns of thin wire and carries a current of 50 mA. Find the magnetic field induction at the centre of the coil.

A circular coil of radius 10 cm having 100 turns carries a current of 3.2 A. The magnetic field at the center of the coil is