3.4-4 A solid circular bar ABC consists of two segments, as shown in the figure. One segment has diameter d₁ = 56 mm and length L₁ = 1.45 m; the other segment has diam- eter d₂ = 48 mm and length L₂: = 1.2 m. What is the allowable torque Tallow if the shear stress is not to exceed 30 MPa and the angle of twist between the ends of the bar is not to exceed 1.25°? (Assume G = 80 GPa.) NA T A PROB. 3.4-4 Jd₁ Li B L2 1d₂ 1 C T

3.4-4 A solid circular bar ABC consists of two segments, as shown in the figure. One segment has diameter d₁ = 56 mm and length L₁ = 1.45 m; the other segment has diam- eter d₂ = 48 mm and length L₂: = 1.2 m. What is the allowable torque Tallow if the shear stress is not to exceed 30 MPa and the angle of twist between the ends of the bar is not to exceed 1.25°? (Assume G = 80 GPa.) NA T A PROB. 3.4-4 Jd₁ Li B L2 1d₂ 1 C T

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 3.4.11P: A tapered bar AB with a solid circular cross section is twisted by torques T = 36,000 lb-in. (sec...

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