A hollow bronze shaft (G=5000ksi) has an outer diameter of 3in and a wall thickness of 0.25in. The permitable shear stress in the shaft is 9ksi and the angle of twist must be 0.035rad. Find: a- The max horsepower that can be transmitted by the shaft if the rotation speed is 130 rpm  b - The max horsepower that can be transmitted by the shaft if the rotation speed is raised to 510rpm

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 3.7.5P: The propeller shaft of a large ship has an outside diameter 18 in. and inside diameter 12 in,, as...
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A hollow bronze shaft (G=5000ksi) has an outer diameter of 3in and a wall thickness of 0.25in. The permitable shear stress in the shaft is 9ksi and the angle of twist must be 0.035rad.

Find:

a- The max horsepower that can be transmitted by the shaft if the rotation speed is 130 rpm 

b - The max horsepower that can be transmitted by the shaft if the rotation speed is raised to 510rpm

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