MCQOPTIONS
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MCQOPTIONS
| 1. |
FOR_HARDNESS_TEST_OF_COPPER_IN_BRINELL_HARDNESS_TESTER,_THE_DIAMETER_OF_BALL_IS____________?$ |
| A. | 7mm |
| B. | 1mm |
| C. | 5mm |
| D. | 3mm |
| Answer» D. 3mm | |