MCQOPTIONS
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MCQOPTIONS
| 1. |
Which symbol represents frictional stress in the Hall-Petch equation? |
| A. | σ<sub>0</sub> |
| B. | σ<sub>i</sub> |
| C. | K<sub>y</sub> |
| D. | d |
| Answer» C. K<sub>y</sub> | |