Conceptual Physics (12th Edition)

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

Chapter 30 - Think and Explain: 67

Answer

You tell your friend that the news story cannot be true.

Work Step by Step

Such an invention would violate the law of energy conservation. Nothing can output more energy than is put into it.
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