Fuels and Combustion Preheating of coal charge for the coke ovens reduces the All of these Yield of gas and tar Time of carbonisation Fuel consumption in coking All of these Yield of gas and tar Time of carbonisation Fuel consumption in coking ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Bulk density of pulverised coal may be about __________ kg/m³. 500 100 1000 1500 500 100 1000 1500 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increases in carbonisation temperature 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 Methane percentage in the coke oven gas increases Coke even gas yield increases ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Removal of hydrogen from coke oven gas Increases its calorific value Does not alter its calorific value Is not possible on commerical scale Decreases its calorific value Increases its calorific value Does not alter its calorific value Is not possible on commerical scale Decreases its calorific value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion White flue gas (resembling steam) coming out of the chimney of a thermal power plant indicates that the fuel used in the boiler furnace is Tar Pulverised coke Pitch Coke oven gas Tar Pulverised coke Pitch Coke oven gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A good quality coal should have Low fusion point of ash High ash content None of these High sulphur Low fusion point of ash High ash content None of these High sulphur ANSWER DOWNLOAD EXAMIANS APP
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