A conductor having radius of 5 cm and resistance of 10 Ohm is placed perpendicularly within a varying magnetic field with 1 mT/s. a) What is the current induced in the conductor. b) If the conductor suddenly becomes superconducting (zero resistance) the current in the superconductor varies 2 A/s response to same varying field. What is the inductance of the coil? c) If the energy loss in conductor were to be stored in the ring what would be the circulating persistent current in the superconductor after the external field is removed?

A conductor having radius of 5 cm and resistance of 10 Ohm is placed perpendicularly within a varying magnetic field with 1 mT/s. a) What is the current induced in the conductor. b) If the conductor suddenly becomes superconducting (zero resistance) the current in the superconductor varies 2 A/s response to same varying field. What is the inductance of the coil? c) If the energy loss in conductor were to be stored in the ring what would be the circulating persistent current in the superconductor after the external field is removed?

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter25: Surge, Spike, And Lightning Protection

Section: Chapter Questions

Problem 10RQ: In reference to the load, how are capacitors connected to help prevent voltage spikes and surges?...

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