McqMate
| Q. |
Fatigue strength of a surface may be increased by |
| A. | Applying concentrated hydrochloric acid on the surface |
| B. | Applying birine on the surface and then washing with cold water |
| C. | Making surface rough |
| D. | Filling the surface |
| E. | Polishing the surface |
| Answer» E. Polishing the surface | |
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