Mechanics of Materials (MindTap Course List)
9th Edition
ISBN: 9781337093347
Author: Barry J. Goodno, James M. Gere
Publisher: Cengage Learning
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Textbook Question
Chapter 5, Problem 5.4.6P
A bar of rectangular cross section is loaded and supported as shown in the figure. The distance between supports is L = 1.75 m, and the height of the bar is h = 140 mm. The deflection at the midpoint is measured as 2.5 mm.
(a) What is the maximum normal strain £ at the top and bottom of the bar?
(b) If allowable strain ea= 0.0006 and the deflection cannot exceed 4.3 mm, what is the maximum permissible length of the bar?
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Mechanics of Materials (MindTap Course List)
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