Conceptual Physics (12th Edition)

Published by Addison-Wesley
ISBN 10: 0321909100
ISBN 13: 978-0-32190-910-7

Chapter 24 - Think and Explain: 56

Answer

It will use less power.

Work Step by Step

There is no electrical resistance in the superconducting magnet, so there is no heat loss. It will take less power (in fact, no power) to keep the current moving, making it more efficient than a traditional copper-wire electromagnet.
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