A circular coil has a 10.0 cm radius and consists of 50.0 closely wound turns of wire. An externally produced magnetic field of magnitude 3.18 mT is perpendicular to the coil. When the current in the coil is 5.00 A in a certain direction, the net flux through the coil is found to vanish. What is the inductance of the coil?

A circular conducting loop with radius 2.80 cm is placed in a uniform magnetic field of 0.650 T with the plane of the coil perpendicular to the magnetic field as shown. Axis The magnetic field decreases to 0.190 T in a time interval of 28.0 ms. What is the average induced emf in the loop during this interval?

A voltage of 0.35 V is induced across a coil when the current through it changes uniformly from 0.1 to 0.55 A in 0.35 s. What is the self-inductance of the coil? Hint The self-inductance of the coil is H.

A generator has a N = 220-turn coil with a radius of 5.03 cm. It rotates with a frequency of f = 27 times per second in a B = 1.33 T magnetic field. What is the maximum emf induced in the coil?

Two coils are placed close together in a physics lab to demonstrate Faraday's law of induction. A current of 7.00 A in one is switched off in 1.30 ms, inducing a 3.00 V emf in the other. What is their mutual inductance (in mH)?

At the instant a current of 0.90 A is flowing through a coil of wire, the energy stored in its magnetic field is 4.0 x 10 J. What is the self-inductance of the coil (in H)?

An 44-turn coil has square loops measuring 0.353m along a side and a resistance of 4.1902. It is placed in a magnetic field that makes an angle of 48.9° with the plane of each loop. The mannitude of this field varies 3 with time according to B = 2.85t, where t is measured in seconds and B in teslas. What is the induced current in the coil at t = 1.79s ? An 11-tum coll has square loops measuring 0.353 m along a side and a resistance of 1.19 12. It is placed in a magnetic field that makes an angle of 18.9° with the plane of each loop. The magnitude of this field varies with time according to B-2.8513, where is measured in seconds and 8 in teslas. What is the induced current in the coil at -1.79 ?

A circular loop is hanging on the wall. It has a radius of 33.3 cm and is comprised of ) 12 coils. There is a magnetic field perpendicular to the wall, coming out of the wall, that grows from 1.5 T to 7.5 T in 3.0 seconds. The coil has a resistance of 3.752, what is the magnitude and direction of the induced current in the coil?

A circular wire coil with 12 turns and radius 3.92 cm is placed in a uniform magnetic field of strength 6.07 T, directed perpendicular to the plane of the wire loops. Over a period of 2.36 s, the magnetic field fades away to zero. What is the average induced emf (voltage) in the coil over this period of time?