The design of a machine element calls for a 40-mm-outer diameter shaft to transmit 45 kW. (a) If the speed of rotation is 720 RPM, determine the maximum shearing stress in shaft a. (b) If the speed of rotation can be increased 50 % to 1080 RPM, determine the largest inner diameter of shaft b for w/c the maximum shearing stress will be the same in each shaft.

The design of a machine element calls for a 40-mm-outer diameter shaft to transmit 45 kW. (a) If the speed of rotation is 720 RPM, determine the maximum shearing stress in shaft a. (b) If the speed of rotation can be increased 50 % to 1080 RPM, determine the largest inner diameter of shaft b for w/c the maximum shearing stress will be the same in each shaft.

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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