MCQOPTIONS
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MCQOPTIONS
| 1. |
What_is_the_formula_for_Knoop_hardness_number? |
| A. | KHN = h – 500t |
| B. | KHN = 1.854P/L<sup>2</sup> |
| C. | KHN = P/ D<sup>2</sup> |
| D. | KHN = P/L<sup>2</sup>C |
| Answer» E. | |