4. The magnetic field between the poles of the electromagnet is uniform at any time, but its magnitude is increasing at the rate of 0.01T/s. The area of the conducting loop in the field is 1m?, and the total circuit resistance, including the meter, is 10N. (a) Explain Faraday's law. (b) Find the induced emf and the induced current in the circuit.

4. The magnetic field between the poles of the electromagnet is uniform at any time, but its magnitude is increasing at the rate of 0.01T/s. The area of the conducting loop in the field is 1m?, and the total circuit resistance, including the meter, is 10N. (a) Explain Faraday's law. (b) Find the induced emf and the induced current in the circuit.

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter13: Electromagnetic Induction

Section: Chapter Questions

Problem 34P: When a magnetic field is first turned on, t1 flux through a 20-turn loop varies with time according...

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