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A coal having high ratio of volatile matter to fixed carbon as compared to a coal having low ratio of volatile matter to fixed carbon
The difference between total carbon and fixed carbon of coal will be minimum in case of
Calorific value of coal middling generated in coal washeries during washing of coal may be around __________ Kcal/kg.
The ratio of % total carbon obtained in the ultimate analysis of coke and % fixed carbon obtained in the proximate analysis is always
In a thermal power plant, coal from the coal handling plant is moved to the boiler bunker through a
Coal mines drainage waste water (acidic in nature) results from the earth's water percolating through the voids created in coal bed during mining. This polluted water which either drains out naturally to water courses or are removed before starting the mining is
Kopper-Totzek coal gasifier (installed in a coal based nitrogeneous fertiliser plant) employs a/an __________ bed gasifier.
The Appalachian coal fields, one of the important coal fields in the world, are located in ________
Combustion of pulverised coal as compared to that of lump coal
__________ of the coal is the basis for Seylor's coal classification.