(a) What moment of resistance must develop the three bolts together    Answer: 250 Nm    (b) What is the resistance force F of each bolt?   Answer: 833.3 N    (c) What is the diameter of the bolts if their factor of safety is 10?    Answer: 4.14mm

Automotive Technology: A Systems Approach (MindTap Course List)
6th Edition
ISBN:9781133612315
Author:Jack Erjavec, Rob Thompson
Publisher:Jack Erjavec, Rob Thompson
Chapter3: Basic Theories And Math
Section: Chapter Questions
Problem 12RQ: Work is calculated by multiplying by.
Question

Two forces are applied to a flywheel 50 cm in diameter. Each force is 500 N. The shaft is fixed to the wall using three grade 5 steel bolts. The distance between the bolts and the axis of rotation is 10 cm. 

 
(a) What moment of resistance must develop the three bolts together 
 
Answer: 250 Nm
 
 (b) What is the resistance force F of each bolt?
 
Answer: 833.3 N
 
 (c) What is the diameter of the bolts if their factor of safety is 10? 
 
Answer: 4.14mm
500 N
Figure 5.1
500 N
Transcribed Image Text:500 N Figure 5.1 500 N
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