A circular coil of area 0.2m^(2),250 turns,and resistance 5 Omega is placed in magnetic,field.The magnetic field is directed,perpendicular to the plane of coil and it is,increased from "0.01T" to 0.06 during a ,time interval of 0.25s ,the average,induced current in the coil is

Find the direction of induced current in the coil shown in figure.Magnetic field is perpendicular to the plane of coil and it is increasing with time.

A circular coil of radius 0.5 m and resistance 3.14 Omega is placed in a magneti induction with its plane perpendicular to the field. The rate of charnge of magnetic induction so as to produce a current of 50 mA in a coil is

A square loop of side 20 cm and resistance 0.30 Omega is placed in a magnetic field of 0.4 T. The magnetic field is at an angle of 45^(@) to the plane of loop. If the magnetic field is reduced to zero in 0.5 s, then find the induced emf and induced current in the loop in this time interval.

A coil consists of 200 turns of wire having a total reistance of 2.0Omega . Each turn is a square of side 18cm, and a uniform magnetic field directed perpendicular to the plane of the coil is turned on. If the field changes linearly from 0 to 0.5t in 0.80s , what is the magnitude of induced emf and current in the coil while the field is changing?

A coil of area 10 cm^2 has 200 turns. Magnetic field of 0.1 Wb//m^2 is perpendicular to the plane of the coil. The field is reduced to zero in 0.1 s, the induced emf in the coil is

In a coil of area 10cm^(2) and 10 turns, magnetic field is directed perpendicular to the plane and is changing at a rate of 10^(4)Ts^(-1) . The resistance of the coil is 20Omega . The current in the coil will be

A rectangular copper coil is placed in a uniform magnetic field of induction 40 mT with its plane perpendicular to the field. The area of the coil is shrinking at a constant rate of 0.5m^(2)s^(-1) . The emf induced in the coil is

A circular coil of 25 turns and radius 12 cm is placed in a uniform magnetic field of 0.5 T normal to the plane of the coil. If the current in the coil is 6 A then total torque acting on the coil is