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A machine element is subjected to a variable bending moment with: The empirical material constants of the fatigue crack growth rate are: 0.08in Omax = σ in ksi Omin = -25 ksi. C=2x10-12 (in/cycle)/(ksivin)m m = 3. An edge crack with length of 0.005-in. has been discovered in the machine element. It is known that the critical length of the edge crack is 0.1 in. Estimate the maximum bending moment σ in ksi to obtain a useful life of 1 million of cycles. 0.005 in 0,08 in

A machine element is subjected to a variable bending moment with: The empirical material constants of the fatigue crack growth rate are: 0.08in Omax = σ in ksi Omin = -25 ksi. C=2x10-12 (in/cycle)/(ksivin)m m = 3. An edge crack with length of 0.005-in. has been discovered in the machine element. It is known that the critical length of the edge crack is 0.1 in. Estimate the maximum bending moment σ in ksi to obtain a useful life of 1 million of cycles. 0.005 in 0,08 in

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
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A machine element is subjected to a variable bending moment with: The empirical material constants of the fatigue crack growth rate are: 0.08in Omax = σ in ksi Omin = -25 ksi. C=2x10-12 (in/cycle)/(ksivin)m m = 3. An edge crack with length of 0.005-in. has been discovered in the machine element. It is known that the critical length of the edge crack is 0.1 in. Estimate the maximum bending moment σ in ksi to obtain a useful life of 1 million of cycles. 0.005 in 0,08 in
Transcribed Image Text:A machine element is subjected to a variable bending moment with: The empirical material constants of the fatigue crack growth rate are: 0.08in Omax = σ in ksi Omin = -25 ksi. C=2x10-12 (in/cycle)/(ksivin)m m = 3. An edge crack with length of 0.005-in. has been discovered in the machine element. It is known that the critical length of the edge crack is 0.1 in. Estimate the maximum bending moment σ in ksi to obtain a useful life of 1 million of cycles. 0.005 in 0,08 in
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