A circular bar, with shear modulus 40 GPa and radius 10 mm, is subjected to torques at points A, B, C and D, as shown in figure, where T = 20 KN-m, L=80 mm. (1) Find the relative angle of rotation between B and D. (2) Calculate the maximum shear stress in the bar. L L D 3T T 3T

A circular bar, with shear modulus 40 GPa and radius 10 mm, is subjected to torques at points A, B, C and D, as shown in figure, where T = 20 KN-m, L=80 mm. (1) Find the relative angle of rotation between B and D. (2) Calculate the maximum shear stress in the bar. L L D 3T T 3T

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter3: Torsion

Section: Chapter Questions

Problem 3.9.1P: A solid circular bar of steel (G = 1L4 × 106 psi) with length L = 30 in, and diameter d = 1.75 in,...

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Question

A circular bar, with shear modulus 40 GPa and radius 10 mm, is subjected to torques at points A,
B, C and D, as shown in figure, where T = 20 KN-m, L=80 mm.
(1) Find the relative angle of rotation between B and D.
(2) Calculate the maximum shear stress in the bar.
L
L
L
В
D
3T
3T

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