McqMate
| Q. |
Stress should not exceed when in service. |
| A. | yield strength |
| B. | tensile strength |
| C. | fracture strength |
| D. | toughness |
| Answer» A. yield strength | |
| Explanation: above yield strength, material starts to deform plastically. it causes a change in dimensions and properties of a material. so material should be used below it. | |
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