Conceptual Physics (12th Edition)

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

Chapter 13 - Reading Check Questions (Comprehension): 19

Answer

Only if the object is floating does the buoyant force equal both the weight of the object, and the weight of the displaced fluid. For an object that is not floating, like a rock at the bottom of the ocean, the buoyant force still equals the weight of the displaced fluid, but this force is less than the object's weight.

Work Step by Step

This is discussed on page 253.
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