The given figure SAQ 35 shows the positions of a loop PQR in a perpendicular uniform magnetic field. In which position of the coil there is an induced e.m.f.

A wire of length 0.1 m moves with a speed of 10 m s^-1 perpendicular to a magnetic field of induction 1 Wb m^-2 . What is the value of induced e.m.f.?

At which position of the rotating coil in the magnetic field, the induced e.m.f. is maximum?

A coil of metallic wire is stationary in non-uniform magnetic field. What is the e.m.f induced in the coil?

Figure shows three different orientations of a circular coil rotating in the magnetic field between the poles of a horse shoe magnet. In which orientation during rotation with uniform angular speed) is the induced e.m.f. greatest?

A conductor of length l is moved perpendicular to uniform magnetic field B with velocity v as shown in the figure The e.m.f. induced across the length of the conductor is

A metallic wire bent in the form of a semicircle of raidus 0.1 m is moved into magnetic field of 20 mT in a direction parallel to its plane, but perpendicular to the magnetic field with a velocity of 10 ms^-1 . Find the e.m.f. induced in the wire.

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.