1) A superconducting magnet carries a 100A current through a 0.5mm diameter superconducting wir that is wound into a coil. a) what is the current density? b) how much charge flows through the wire in 15min?

1) A superconducting magnet carries a 100A current through a 0.5mm diameter superconducting wir that is wound into a coil. a) what is the current density? b) how much charge flows through the wire in 15min?

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

10th Edition

ISBN:9781337399128

Author:Russell E. Smith

Publisher:Russell E. Smith

Chapter8: Basic Electric Motors

Section: Chapter Questions

Problem 3RQ

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Question

1) A superconducting magnet carries a 100A current through a 0.5mm diameter superconducting wir
that is wound into a coil.
a) what is the current density?
b) how much charge flows through the wire in 15min?

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