1. Coke oven gas consists mainly of
2. Kopper-Totzek coal gasifier
3. (64-132) rank coal (ASTM) means a coal with 64%
4. (64-132) rank coal (ASTM) means a coal with 64%
5. Mineral matter content (M) and ash content (A) in coal are approximately related as
6. Calorific value of furnace oil is about __________ kcal/kg.
7. With increase in C/H ratio of a fuel, the dew point of flue gases
8. Which of the following petrological constitutes is responsible for bright and lustrous black band of bituminous coal?
9. Pensky-Marten apparatus is used for those oils, whose flash points are __________ °F.
10. Percentage of nitrogen in blast furnace gas may be around
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