A steel shaft (G = 80 GPa) with an external drive of 30mm must transmit a torque of 2700 N-m. The allowable shear stress in torsion is 120 MPa and the allowable rotation for the member is 0.1 rad / m. Design to the nearest millimeter the internal radius required for the steel drive

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 3.7.3P: A motor driving a solid circular steel shaft with diameter d = 1.5 in, transmits 50 hp to a gear at...
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A steel shaft (G = 80 GPa) with an external drive of 30mm must transmit a torque of 2700 N-m. The allowable shear stress in torsion is 120 MPa and the allowable rotation for the member is 0.1 rad / m. Design to the nearest millimeter the internal radius required for the steel drive
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