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1. Define fatigue. 2. What is the most complex case of fatigue analysis? 3. What is the most dangerous characteristi

Posted: Sat Feb 19, 2022 3:33 pm
by answerhappygod
1. Define fatigue.
2. What is the most complex case of fatigue analysis?
3. What is the most dangerous characteristic of fatigue failure?
4. Why does crystal deformation occur under fatigue loads?
5. How are the so-called "beach lines" produced? 6. Is it true that for metals the influence of the speed of variation of the tensions is neglected?
7. What is the purpose of fatigue tests?
8. What parameters does the S-N curve in metals depend on?
9. What is the hypothesis that governs the S-N curve according to the ASTM?
10. How do you get the stress-strain cycles at the crack edge?