A rectangular loop of length 10cm and width 4cm is pulled at a constant speed of `1.0 ms^(-1)` through a uniform magnetic field of strength 2.0 Weber/`m^(2)` spread over an area `20cm xx 8cm` in such a way that the field remains perpendicular to the plane of loop throughout and directed away from the reader as shown in fig. Discuss the variation of emf in the loop as it moves through the field.

A square metal wire loop of side 20 cm and resistance 2Omega is moved with a constant velcoity v_(0) in a uniform magnetic field of induction B = 1 Wb//m^(2) as shown in the figure. The magnetic field lines are perpendicular to the plane of the loop. The loop is connected to a network of resistance each of value 5Omega . The resistances of the lead wires BF and AE are negligible. What should be the speed of the loop, so as to have a steady current of 2 mA in the loop? Give the direction of current in the loop.

The given loop is kept in a uniform magnetic field perpendicular to plane of loop. The field changes from 1000G to 500G in 5 seconds. the average induced emf in loop is -

The magnetic field perpendicular to the plane of a loop of area 0.1m^(2) is 0.2 T. Calculate the magnetic flux through the loop (in weber)

A rectangular loop of sides 20 cm and 10 cm carries a current of 5.0 A. A uniform magnetic field of magnituded 0.20 T exists parallel ot the longer side of the loop (a) What is the force acting on the loop? (b) what is the torque acting on the loop?

In figure, the loop abc is moving out of the magnetic field, loop pqr is moving inside, while the loop xyz is moving within the field. Give the direction of the induced current. The field is perpendicular to the plane of loops directed inwards away from the reader.

A rectangular coil of 300 turns has an average area of average area of 25 cmxx10 cm the cooil rotates with a speed of 50 cps in a uniform magnetic field of strength 4xx10^(-2)T about an axis perpendicular of the field. The peak value of the induced e.m.f. is (in volt)

Find magnetic field at centre P if length of side of square loop is 20 cm.

A rectangular coil of dimensions 4 cm x 5 cm with number of turns 20 is placed with its plane perpendicular to a uniform magnetic field of 5 T. If it is moved with a speed of 2 m/s in the field parallel to its length, the e.m.f induced is

A 20 cm long conducting rod is set into pure translation with a uniform velocity of 10cm s ^(-1) perpendicular to its length. A uniform magnetic field of magnitude 0.10 T exists in a direction perpendicular to the plane of motion. Find emf developed in the rod.

A circular loop of wire is carring a current i (as shown in the figure). On applying a uniform magnetic field inward perpendicular to the plane of the loop, the loop