The critical magnetic flux density of a long superconducting wire is 10 mT at 0K. a) Calculate the critical current of the wire if the radius is 1 mm. b) What is the critical current density of the wire if the penetration depth is 500 nm in 0K? c) If the penetration depth is 400 nm at 5K what is the critical temperature of this superconductor.

The critical magnetic flux density of a long superconducting wire is 10 mT at 0K. a) Calculate the critical current of the wire if the radius is 1 mm. b) What is the critical current density of the wire if the penetration depth is 500 nm in 0K? c) If the penetration depth is 400 nm at 5K what is the critical temperature of this superconductor.

Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)

10th Edition

ISBN:9781337399128

Author:Russell E. Smith

Publisher:Russell E. Smith

Chapter12: Electronic Control Devices

Section: Chapter Questions

Problem 14RQ

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