Fuels and Combustion Washing of coal is done to reduce the Adhering impurities Inherent impurities Mineral matter Both B and C Adhering impurities Inherent impurities Mineral matter Both B and C ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke compared to the coal from which it has been made, contains Less volatile matter All of these Greater percentage of ash More carbon Less volatile matter All of these Greater percentage of ash More carbon ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Largest constituent of coke oven gas is N₂ H₂ CO₂ CH₄ N₂ H₂ CO₂ CH₄ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion 'Mixed gas' used in steel plants is a mixture of Coke oven gas and converter gas Coke oven gas and L.P.G Blast furnace gas and naphtha vapor F. gas and coke oven gas Coke oven gas and converter gas Coke oven gas and L.P.G Blast furnace gas and naphtha vapor F. gas and coke oven gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value as determined by bomb calorimeter is the Lower calorific value at constant pressure Higher calorific value at constant volume Gross calorific value at constant pressure Net calorific value at constant volume Lower calorific value at constant pressure Higher calorific value at constant volume Gross calorific value at constant pressure Net calorific value at constant volume ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The average molecular weight of a flue gas having the composition by volume as CO₂ = 25%, O₂ = 25%, N₂ = 50% will be 47.3 42.9 23 27.6 47.3 42.9 23 27.6 ANSWER DOWNLOAD EXAMIANS APP