A 5-m hollow steel shaft (G= 80 GPa) is subjected to a 25 kN-m torque. The outer diameter is 200 mm. (a) If the total angle of twist must not exceed 3 degrees, the required inner [Select] diameter (in mm) is nearest to? [Select] (b) If the maximum allowable torsional shearing stress is 83 MPa, the require inner radius (in mm) is nearest to?

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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Please answer letter (b): 

With choices answer (190, 95, 75, 150, none of the choices)

Question 1
A 5-m hollow steel shaft (G= 80 GPa) is subjected to a 25 kN-m torque. The outer diameter is 200 mm.
(a) If the total angle of twist must not exceed 3 degrees, the required inner
[Select]
diameter (in mm) is nearest to?
[Select]
inner radius (in mm) is nearest to?
[Select]
[Select]
75
45
100
1
Answer not in the choices
(b) If the maximum allowable torsional shearing stress is 83 MPa, the require
6
✓(c) The power (in watts) transmitted by a 10 N-m torque with an angular
Transcribed Image Text:Question 1 A 5-m hollow steel shaft (G= 80 GPa) is subjected to a 25 kN-m torque. The outer diameter is 200 mm. (a) If the total angle of twist must not exceed 3 degrees, the required inner [Select] diameter (in mm) is nearest to? [Select] inner radius (in mm) is nearest to? [Select] [Select] 75 45 100 1 Answer not in the choices (b) If the maximum allowable torsional shearing stress is 83 MPa, the require 6 ✓(c) The power (in watts) transmitted by a 10 N-m torque with an angular
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