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 3, Problem 3.4.10P
-10. A tapered bar AB with a solid circular cross section is twisted by torques T(see figure). The diameter of the bar varies linearly from dAat the left-hand end to dBat the right-hand end.
(a) Confirm that the angle of twist of the tapered bar is
(b) For what ratio dBld4will the angle of twist of the tapered bar be one-half the angle of twist of a prismatic bar of diameter d41 (The prismatic bar is made of the same material- has the same length, and is subjected to the same torque as the tapered bar.)
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Chapter 3 Solutions
Mechanics of Materials (MindTap Course List)
Ch. 3 - A circular tube is subjected to torque Tat its...Ch. 3 - -2. A plastic bar of diameter d = 56 mm is to be...Ch. 3 - A copper rod of length L = 18.0 in. is to be...Ch. 3 - A circular steel tube of length L = 1.0 m is...Ch. 3 - Solve the preceding problem if the length L = 56...Ch. 3 - A circular aluminum tube subjected to pure torsion...Ch. 3 - A solid steel bar of circular cross section has...Ch. 3 - A solid copper bar of circular cross section has...Ch. 3 - Repeat Problem 3.3-1, but now use a circular tube...Ch. 3 - A copper tube with circular cross section has...
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