A wire 88 cm long bent into a circular loop is placed perpendicular to the magnetic field of flux density is increased to 3.0 `wbm^(-2)`. Calculate the value of the emf induced .

A wire 88 cm long bent into a circular loop is placed perpendicular to the magnetic field of flux density 2.5 Wb m^(-2) . Whitin 0.5 sec, the loop is changed into a square of each side 22 am and flux density is increased to 3.0 Wb m^(-2) . Calculate the value of e.m.f.induced.

A wire 40 cm long bent into a rectangular loop 15 cmxx5 cm is placed perpendicular to the magnetic field whose flux density is 0.8 Wbm ^(-2) . Within 1.0 second, the loop is changed into a 10 cm square and flux density increases to 1.4 Wbm^(-2) . Calculate the value of induced emf.

A given wire is bent into a circular loop of radius 7cm and is placed perpendicular to a magnetic field of 1.0T .Within 0.1 second ,the loop is changed to a 100cm square and the field increases to 1.8T .The induced emf in the coil will be

If 50.0 cm of copper wire (diameter= 3.00 mm) is formed into a circular loop and placed perpendicular to a uniform magnetic field that is increasing at the constant rate of 30.0 mT/s, at what rate is thermal energy generated in the loop?

A conducintg circular loop having a redius of 5.0cm, is placed perpendicular to a magnetic field of 0.50 T. It is removed from the field in 0.50 s. Find the average emf produced In the loop during this time.

Radius of a circular loop placed in a perpendicular uniform magnetic field is increasing at a constant rate of r_(o)ms^(-1) If at any instant radius of the loop is r, then emf induced in the loop at that instant will be

A conducting circular loop is placed in a magnetic field of strength 0.04 T, such that the plane of the loop is perpendicular to the magnetic field. If the radius of the loop begins to shrink at a constant rate of 0.5 mm // s , then calculate the emf induced in the loop when its radius is 1.5 cm.

Radius ol a circular luop placed in a perpendicular uniform magnetic field is increasing at a constant rate of r_(o)ms^(1) . If at any instant radius of the loop is r, then emf induced in the loop at that instant will be

A circular wire loop of radius r lies in a uniform magnetic field B, with its plane perpendicular to magnetic field. If the loop is deformed to a square shape in the same plane in time t, the emf induced in the loop is