Physics Technology Update (4th Edition)

Published by Pearson
ISBN 10: 0-32190-308-0
ISBN 13: 978-0-32190-308-2

Chapter 16 - Temperature and Heat - Problems and Conceptual Exercises - Page 569: 64

Answer

Please see the work below.

Work Step by Step

We know that the metal rod will expand linearly as it warms to room temperature and the copper ring's diameter will decrease as it cools to room temperature. Thus, at thermal equilibrium, the rod will be firmly wedged in the ring.
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