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| Q. |
Identify the incorrect statement |
| A. | Fatigue strength is seriously reduced by the introduction of a stress raiser such as a notch or hole |
| B. | A fatigue failure is particularly insidous, because it occurs without any warning |
| C. | Fatuge results in a brittle fracture with no gross deformation at the fracture |
| D. | As the roughness of surface increses the fatigue life of speoimen increases |
| E. | None of the above |
| Answer» D. As the roughness of surface increses the fatigue life of speoimen increases | |
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