A coil having n turns and area A is initially placed with its plane normal to the magnetic field B. It is then rotated through `180^(@)` in 0.2 sec. The emf induced at the ends of the coils is ___

A coil has 1,000 turns and 500 cm^2 as its area. The plane of the coil is placed at right angles to a magnetic induction field of 2 xx 10^(-5) wb//m^2 . The coil is rotated through 180^@ in 0.2 seconds. The average e.m.f induced in the coil, in milli-volts.

A coil has 1,000 turns and 500 cm^(2) as its area. The plane of the coil is placed at right angles to a magnetic induction field of 2 xx 10^(-5) web//m^(2) . The coil is rotated through 180^(@) in 0.2 second. The average emf induced in the coil, in milli volts, is :

The radius of a circular coil having 100 turns is 5 cm .its plane is normal to the magnetic field. The magnetic field changes from 2T to 10 T in 3.14 sec. The induced emf in coil will be

The radius of a circular coil having 100 turns is 2 cm. its plane is normal to the magnetic field. The magnetic field changes from 4T to 8T in 3.14 sec. The induced emf in coil will be

A coil has 1,000 turns 500 cm^(2) as its area.The plane of the coil is placed at right angles in a magnetic induction field of 2xx10^(-5)Wbm^(-2) .The coil is roatated through 180^(@) in 0.2 s'.The average emf induced in the coil, in mV is

The radius of a circular coil having 50 turns is 2 cm. Its plane is normal to the magnetic field. The magnetic field changes from 2T to 4T in 3.14 sec. The induced emf in coil will be :-

The radius of a circular coil having 50 turns is 2 cm. Its plane is normal to the magnetic field. The magnetic field changes from 2T to 4T in 3.14 sec. The induced emf in coil will be :-