Fuels and Combustion Producer gas comprises mainly of CO₂ & H₂ CO & N₂ CO & H₂ CO₂ & N₂ CO₂ & H₂ CO & N₂ CO & H₂ CO₂ & N₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Most of the coking coals are Bituminous Anthracite None of these Lignite Bituminous Anthracite None of these Lignite ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coking coals are invariably Anthracites Semi-anthracites Bituminous coals Lignites Anthracites Semi-anthracites Bituminous coals Lignites ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion During coking of coal, the ash content (percentage) Decreases Increases Remains constant None of these Decreases Increases Remains constant None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The fuel ratio of a coal is The ratio of its percentage of fixed carbon to that of volatile matter Both A and B Helpful in estimation of its rank Neither A nor B The ratio of its percentage of fixed carbon to that of volatile matter Both A and B Helpful in estimation of its rank Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal having higher volatile matter content, has lower Coke oven gas yield on carbonisation Chance of catching fire during storage in open space Smoking tendency on burning Ignition temperature Coke oven gas yield on carbonisation Chance of catching fire during storage in open space Smoking tendency on burning Ignition temperature ANSWER DOWNLOAD EXAMIANS APP
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