MCQOPTIONS
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| 1. |
Mineral matter, ‘M’ and ash percentage ‘A’ in coal are roughly related as_______________? |
| A. | M = 1.8 A |
| B. | M = 0.5 A |
| C. | M = 1.1 A |
| D. | M = A |
| Answer» D. M = A | |