A motor drives a shaft at 300 rpm and a power output of 100 kW. The shaft is made of A-36 steel and has diameter 128 mm. There are two gears at B and C and power is transmitted to them equally. The bearing at D can be taken to be frictionless. Calculate the maximum shear stress in the shaft, and the angle of twist of D relative to A. The lengths are 3 m, and L3 3.5 m. L₁ 2 m, L2 = = A B cc 00 BY NO SA 2021 Cathy Zupke X - The maximum shear stress is Tmax= 60.9 X MPa The angle of twist (in degrees) between A and D is A/D 58.2 O C =

A motor drives a shaft at 300 rpm and a power output of 100 kW. The shaft is made of A-36 steel and has diameter 128 mm. There are two gears at B and C and power is transmitted to them equally. The bearing at D can be taken to be frictionless. Calculate the maximum shear stress in the shaft, and the angle of twist of D relative to A. The lengths are 3 m, and L3 3.5 m. L₁ 2 m, L2 = = A B cc 00 BY NO SA 2021 Cathy Zupke X - The maximum shear stress is Tmax= 60.9 X MPa The angle of twist (in degrees) between A and D is A/D 58.2 O C =

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 motor driving a solid circular steel shaft with diameter d = 1.5 in, transmits 50 hp to a gear at B, The allowable shear stress in the steel is 6000 psi. Calculate the required speed of rotation (number of revolutions per minute) so that the shear stress in the shaft does not exceed the allowable limit.
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