Physics: Principles with Applications (7th Edition)

Published by Pearson
ISBN 10: 0-32162-592-7
ISBN 13: 978-0-32162-592-2

Chapter 9 - Static Equilibrium; Elasticity and Fracture - Misconceptual Questions: 7

Answer

Choice C.

Work Step by Step

The stress is proportional to the applied force, and is affected. The strain measures how the rope changes dimensions, so increasing the force affects the stress and also the strain. Young’s modulus is the constant of proportionality between stress and strain; It is a material property and is unaffected.
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