MCQOPTIONS
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MCQOPTIONS
| 1. |
ASTM Grain size measurement method counts the __________________ |
| A. | number of grain in 1 mm2 at magnification of 1X |
| B. | number of grain in 1 mm2 at magnification of 100X |
| C. | number of grain in 100 mm2 at magnification of 1X |
| D. | number of grain in 100 mm2 at a magnification of 100X |
| Answer» B. number of grain in 1 mm2 at magnification of 100X | |