Conceptual Physics (12th Edition)

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

Chapter 13 - Think and Explain: 94



Work Step by Step

The force on the small piston exerted by the 10-kg mass is its weight, 100 N. The pressure in the fluid is the same everywhere. To raise the mass, the strongman needs to push with a force 50 times greater than 100 N.
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