Fuels and Combustion A particular coal is said to be free burning when it Burns completely None of these Gives smokeless burning Shows little or no fusing action Burns completely None of these Gives smokeless burning Shows little or no fusing action ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Weathering of coal during storage causes Increase in its friability Reduction in coal size Decrease in its caking capacity All of these Increase in its friability Reduction in coal size Decrease in its caking capacity All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The maximum percentage of CO₂ in a flue gas (from a carbonaceous fuel) can be 21 79 29 77 21 79 29 77 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increases in carbonisation temperature Methane percentage in the coke oven gas increases Coke even gas yield increases Tar yield increases Hydrogen percentage in the coke oven gas decreases Methane percentage in the coke oven gas increases Coke even gas yield increases Tar yield increases Hydrogen percentage in the coke oven gas decreases ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion By-products are __________ recovered in 'Beehive ovens'. Not at all Partially Negligibly Fully Not at all Partially Negligibly Fully ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following constituents of coal is the most important in the production of coke? Moisture Carbon Ash Volatiles Moisture Carbon Ash Volatiles ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS