Computer · Strength of Materials
Fatigue in materials is caused by many factors. Identify the FALSE statement regarding these factors from the following.
- 1Surface finish and the nature of the material affect fatigue.
- 2Presence of manufacturing defects like cracks reduces fatigue life.
- 3Presence of residual stress in the member due to manufacturing processes affects fatigue.
- 4Presence of stress concentration points on the outside or off the surface has no effect on fatigue.✓
Correct answer
Presence of stress concentration points on the outside or off the surface has no effect on fatigue.
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