A square coil of side 10cm consists of 20 turns and carries a current of 12A. The coil is suspended vertically and the normal to the plane of the coil makes an angle of `30^(o)` with the direction of a uniform horizontal magnetic field of magnitude 0.80 T. What is the magnitude of torque experienced by the coil?

A square coil of side 10 cm consists of 20 turns and carries a current of 12 A. The coil is suspended vertically and the normal to the plane of the coll makes an angle of 30^@ with the direction of a uniform horizontal magnetic field of magnitude 0.80 T. What is the magnitude of torque experienced by the coll?

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 bar B at the centre of the coil?

A circular coil of radius 3.0cm has 400 turns and carries a current of 1.5A. If axis makes an angle 60^(o) with the uniform magnetic field of 0.5 T in the space. Find the torque acting on the coil.

A circular coil of 5 cm radius, number of turns 100 carries a current of 2A. Calculate the magnetic field (a) At the centre of the coil (b) At a distance 10cm from the centre along the axis of the coil

A wire of length 4m is bent in the form of a circular coil of single turn. A current 1A is flowing through the wire. If the coil is placed in a mag netic field of 0.4T find the maximum torque experienced by the coil.

Consider a tightly wound 100 turn coil of radius 10 cm, carrying a current of 1A. What is the magnitude of the magnetic field at the centre of the cell?

A closely wound solenoid of 2000 turns and area of cross-section 1.6x10-^4 m^2 , carrying a current of 4.0A, is suspended through its centre allowing it to turn in a horizontal plane. Br What is the force and torque on the solenoid if a uniform horizontal magnetic field of 7.5x10^2 is set up at an angle of 30° with the axis of the solenoid?