A circular coil of radius `2.00cm` has `50` turns. A uniform magnetic field `B=0.2T` exists in the space in a direction parallel to the axis of rthe loop. The coil is now rotated about a diameter through an angle of `60^(@)` . The operation takes `0.Is` . The average emf induced in the coil is

A circular coil of radius 2.00 cm has 50 turns. A uniform magnetic field B= 0.200 T exists in the space is a direction parallel to the axis of the loop. The coil is now rotated about a diameter through an angle of 60.0^@ . The operation takes 0.100 s. (a) find the average emf induced in the coil. (b) if the coil is a closed one(with the two ends joined together) and has a resistance of 4.00 Omega . calculate the net charge crossing a cross- section of the wire of the coil.

A circular coil of radius 2.00 cm has 50 turns. A uniform magnetic field B= 0.200 T exists in the space is a direction parallel to the axis of the loop. The coil is now rotated about a diameter through an angle of 60.0^@ . The operation takes 0.100 s. (a) find the average emf induced in the coil. (b) if the coil is a closed one(with the two ends joined together) and has a resistance of 4.00 Omega . calculate the net charge crossing a cross- section of the wire of the coil.

A circular coil of radius 2.00 cm has 50 turns. A uniform magnetic field B= 0.200 T exists in the space is a direction parallel to the axis of the loop. The coil is now rotated about a diameter through an angle of 60.0^@ . The operation takes 0.100 s. (a) find the average emf induced in the coil. (b) if the coil is a closed one(with the two ends joined together) and has a resistance of 4.00 Omega . calculate the net charge crossing a cross- section of the wire of the coil.

A circular coil of 50 turns and radius 0.2 cm carries a current of 12 A. Find magnetic field at the centre of the coil.

A 100 turn closely wound circular coil of radius 10 cm carries a current of 3.2A. A uniform horizontal magnetic field of strength 2T is turned on. The axis of the coil is initially in the direction of the field . The coil rotates through an angle of 90^(@) under the influence of the magnetic field. The moment of inertia of the coil is 0.1 kg m^(2) What is the angular speed acquired by the coil when it has rotated by 90^(@) ?

A circular coil of one turn of radius 5.0cm is rotated about a diameter with a constant angular speed of 80 revolutions per minute. A uniform magnetic field B=0.0IT exists in a direction perpendicular to the axis of rotation, the maximum emf induced, the average emf induced in the coil over a long period and the average of the squares of emf induced over a long period is

A circular coil of one turn of radius 5.0cm is rotated about a diameter with a constant angular speed of 80 revolutions per minute. A uniform magnetic field B=0.0IT exists in a direction perpendicular to the axis of rotation, the maximum emf induced, the average emf induced in the coil over a long period and the average of the squares of emf induced over a long period is

A circular coil of radius r is placed in a uniform magnetic field B. The magnetic field is normal to the plane of the coil is rotated at an angular speed of omega , about its own axis , then the induced emf in the coil is __