Physics · Machine Design
Which of the following statements are correct when designing a component for fatigue? I. Stress-life method is used for designing for low-cycle and high-cycle fatigue. II. Strain-life method involves analysis of plastic deformation at a localized region. III. Linear-elastic fracture mechanics use the fracture toughness of the material. IV. Paris equation is used to determine the rate of crack growth.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1I, II, III, and IV are correct✓
- 2I, II, and III are correct, but IV is incorrect
- 3II and III are correct, but I and IV are incorrect
- 4I and II are correct, but III and IV are incorrect
Correct answer
I, II, III, and IV are correct
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