Solid shaft AB rotates at 480 rpm and transmits 30 kW from the motor to gears G and H; 20 kW is taken off at gear G and 10 kW at gear H. Knowing that tall = 50 MPa, determine the smallest permissible diameter for the shaft.

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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Sample Problem 8.3
Solid shaft AB rotates at 480 rpm and transmits 30 kW from the motor
to gears G and H; 20 kW is taken off at gear G and 10 kW at gear H.
Knowing that tall = 50 MPa, determine the smallest permissible
diameter for the shaft.
10-
-200 →-200
200 → 200-
H
160
GG
E
C
D
B
A
rc = 60
|M
"D = 80
Dimensions in mm
Transcribed Image Text:Sample Problem 8.3 Solid shaft AB rotates at 480 rpm and transmits 30 kW from the motor to gears G and H; 20 kW is taken off at gear G and 10 kW at gear H. Knowing that tall = 50 MPa, determine the smallest permissible diameter for the shaft. 10- -200 →-200 200 → 200- H 160 GG E C D B A rc = 60 |M "D = 80 Dimensions in mm
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