Fuels and Combustion The calorific value of a gas of composition CO₂ = 20%, H₂ = 50%, CH₄ = 30%, is y. If the composition of gas is changed to H₂ = 50%, CH₄ = 30%, CO₂ = 10%, N₂ = 10%, then the calorifice value will be 1.05 y Y 0.95 y 1.8 y 1.05 y Y 0.95 y 1.8 y ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion For the case of a fuel gas undergoing combustion with air, if the air/fuel ratio is increased, the adiabatic flame temperature will Increase Decrease Increase or decrease depending on the fuel type Not change Increase Decrease Increase or decrease depending on the fuel type Not change ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Producer gas comprises mainly of CO₂ & H₂ CO & H₂ CO₂ & N₂ CO & N₂ CO₂ & H₂ CO & H₂ CO₂ & N₂ CO & N₂ 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 Pulverised coke Tar Pitch Coke oven gas Pulverised coke Tar Pitch Coke oven gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Power alcohol as compared to straight run gasoline has lower Calorific value Specific gravity Octane number Viscosity Calorific value Specific gravity Octane number Viscosity ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is coking? Both A & B Vitrain Neither A nor B Fussain Both A & B Vitrain Neither A nor B Fussain ANSWER DOWNLOAD EXAMIANS APP