Fuels and Combustion Blast furnace gas burns with a bluish flame, because of the presence of CO CH₄ CO₂ S CO CH₄ CO₂ S ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Efficient burning of anthracite coal requires High excess air All of these Fine grinding Low preheat of air High excess air All of these Fine grinding Low preheat of air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Presence of nitrogen in combustion air does not reduce the Flame temperature Flue gas temperature Amount of heat liberated Any of the above Flame temperature Flue gas temperature Amount of heat liberated Any of the above ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is a measure of the agglutinating (i.e., binding) property of coal? Caking index Swelling index Thickness of plastic layer Gray-king index Caking index Swelling index Thickness of plastic layer Gray-king index ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion During its calorific value determination by bomb calorimeter, coal is combusted by Oxygen Oxygen enriched air None of these Air Oxygen Oxygen enriched air None of these Air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following constituents of coal is the most important in the production of coke? Ash Moisture Carbon Volatiles Ash Moisture Carbon Volatiles ANSWER DOWNLOAD EXAMIANS APP
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