Two disks of the same material are attached to a shaft as shown. Disk A is of radius r and has a thickness b, while disk B is of radius nr and thickness 3b. A couple M of constant magnitude is applied when the system is at rest and is removed after the system has executed two revolutions. Determine the value of n which results in the largest final speed for a point on the rim of disk B. b A nr 3b

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
Question
Two disks of the same material are attached to a shaft as shown.
Disk A is of radius r and has a thickness b, while disk B is of radius
nr and thickness 3b. A couple M of constant magnitude is applied
when the system is at rest and is removed after the system has
executed two revolutions. Determine the value of n which results
in the largest final speed for a point on the rim of disk B.
b
А
nr-
3b
B
Transcribed Image Text:Two disks of the same material are attached to a shaft as shown. Disk A is of radius r and has a thickness b, while disk B is of radius nr and thickness 3b. A couple M of constant magnitude is applied when the system is at rest and is removed after the system has executed two revolutions. Determine the value of n which results in the largest final speed for a point on the rim of disk B. b А nr- 3b B
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