MCQOPTIONS
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| 1. |
Low temperature oxidation and spontaneous combustion of freshly mined coal is accentuated, if __________________? |
| A. | It contains large amount of volatile matter |
| B. | It is stored in tall heaps |
| C. | Smaller fines are stored in large quantity |
| D. | All A., B. and C. |
| Answer» E. | |