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Suppose that the pitch of the threads of the turnbuckle is p= 0.05 in, their mean radius is r= 0.25 in, and the coefficient of static friction between the threads and the mating grooves is 0.25. What is the pitch angle (in degrees) of the thread? O 228 O 17.66 O 0.91 O 1.82 13.7

Suppose that the pitch of the threads of the turnbuckle is p= 0.05 in, their mean radius is r= 0.25 in, and the coefficient of static friction between the threads and the mating grooves is 0.25. What is the pitch angle (in degrees) of the thread? O 228 O 17.66 O 0.91 O 1.82 13.7

Elements Of Electromagnetics
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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Suppose that the pitch of the threads of the turnbuckle is p = 0.05 in, their mean radius is r= 0.25 in, and the coefficient of static friction between the threads and the mating grooves in 0.25. What is the pitch angle (in degrees) of the thread? 2.28 17.66 0.91 1.82 13.7 If T = 250 lb, what couple (in pound-in) must be exerted on the turnbuckle to start loosening it? * 15.5 10.3 20.7 27.1 13.5 If T = 250 lb, what couple (in pound-in) must be exerted on the turnbuckle to start tightening it? O 13.7 15.8 35.5 17.8 27.4
Transcribed Image Text:Suppose that the pitch of the threads of the turnbuckle is p = 0.05 in, their mean radius is r= 0.25 in, and the coefficient of static friction between the threads and the mating grooves in 0.25. What is the pitch angle (in degrees) of the thread? 2.28 17.66 0.91 1.82 13.7 If T = 250 lb, what couple (in pound-in) must be exerted on the turnbuckle to start loosening it? * 15.5 10.3 20.7 27.1 13.5 If T = 250 lb, what couple (in pound-in) must be exerted on the turnbuckle to start tightening it? O 13.7 15.8 35.5 17.8 27.4
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