Fuels and Combustion Coal is heated in absence of air for 7 minutes at a temperature of about __________ °C, during its volatile matter determination for proximate analysis. 550 950 1150 750 550 950 1150 750 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Low temperature oxidation of coal is accelerated by the Storage in large heaps All of these Storage in compressed piles Absence of porous or friable particles Storage in large heaps All of these Storage in compressed piles Absence of porous or friable particles ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Grindability index of a coal is 100. It implies that the Coal can be easily pulverised Coal can't be pulverised Coal can be pulverised with great difficulty Power consumption in grinding the coal will be very high Coal can be easily pulverised Coal can't be pulverised Coal can be pulverised with great difficulty Power consumption in grinding the coal will be very high ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Largest constituent of coke oven gas is H₂ CH₄ N₂ CO₂ H₂ CH₄ N₂ CO₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following constituents of coal is the most important in the production of coke? Volatiles Carbon Ash Moisture Volatiles Carbon Ash Moisture ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Cannel coal and boghead coal are the examples of Humic coals Liptobiolites None of these Sapropelic coals Humic coals Liptobiolites None of these Sapropelic coals ANSWER DOWNLOAD EXAMIANS APP
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