A shaft in torsion only is to transmit 2500 HP at 570 rpm with mild shock. Its material is AISI 1137 steel annealed. (a) What should be the diameter of a solid shaft? (b) If the shaft is hollow, Do = 2Di, what size is required? (c) What is the weight per foot of length of each of these shafts? Which is lighter? Use sp. weight = 0.286 Ibs/cu. in. (d) Which shaft is more rigid? Compute the torsional deflection of each shaft for a length of 10 ft.

A shaft in torsion only is to transmit 2500 HP at 570 rpm with mild shock. Its material is AISI 1137 steel annealed. (a) What should be the diameter of a solid shaft? (b) If the shaft is hollow, Do = 2Di, what size is required? (c) What is the weight per foot of length of each of these shafts? Which is lighter? Use sp. weight = 0.286 Ibs/cu. in. (d) Which shaft is more rigid? Compute the torsional deflection of each shaft for a length of 10 ft.

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 3.7.8P: A tubular shaft being designed for use on a construction site must transmit 120 kW at 1,75 Hz, The...

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