Answer
The magnitude of the stress is the same.
Work Step by Step
If a rod 1 m long is used, the stress of -135.8 MPa will be the same because stress is independent of the bar length.
Materials Science and Engineering: An Introduction
by Callister, William D.; Rethwisch, David G.
Published by
Wiley
ISBN 10:
1118324579
ISBN 13:
978-1-11832-457-8
Chapter 19 - Thermal Properties - Questions and Problems - Page 801: 19.25b
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