Fuels and Combustion Spontaneous combustion of coal on storage results due to Low temperature oxidation Inadequate ventilation Storage in large heaps with small surface to volume ratio All of these Low temperature oxidation Inadequate ventilation Storage in large heaps with small surface to volume ratio All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion As the equilibrium moisture content of the coal increases, its Calorific value increases Swelling number decreases Bulk density decreases Swelling number increases Calorific value increases Swelling number decreases Bulk density decreases Swelling number increases ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion 'Wobbe index' is a characteristic of Liquid fuels Fat coals Solid fuels Gaseous fuels Liquid fuels Fat coals Solid fuels Gaseous fuels ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Blast furnace gas burns with a bluish flame, because of the presence of CO S CO₂ CH₄ CO S CO₂ CH₄ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Pick the odd man out. Wood Pitch creosote mixture Oil gas Briquettes Wood Pitch creosote mixture Oil gas Briquettes ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Yield of coke oven gas in low temperature carbonisation of coal is about __________ Nm³ /ton of dry coal. 160 500 60 750 160 500 60 750 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS