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 A coal having higher volatile matter content, has lower 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 Coke oven gas yield on carbonisation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A carbonaceous fuel (containing no H₂ or hydrocarbons) is burnt and the resulting flue gas contains 21% CO₂. It means that Complete combustion of fuel has taken place No excess air has been used for combustion 21% excess air has been used for combustion 21% excess oxygen has been used for combustion Complete combustion of fuel has taken place No excess air has been used for combustion 21% excess air has been used for combustion 21% excess oxygen has been used for combustion ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Assam coals suffers mainly from the disadvantage of high __________ content. Ash Moisture Volatile matter Sulphur (4-6%) Ash Moisture Volatile matter Sulphur (4-6%) ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Fuel for a fast breeder nuclear reactor is Plutonium Radium Neptunium Uranium Plutonium Radium Neptunium Uranium ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Nitrogen in coal Comes from protein in parent vegetable matter All of these Is recovered as ammonia during its carbonisation Is present upto 1-2% Comes from protein in parent vegetable matter All of these Is recovered as ammonia during its carbonisation Is present upto 1-2% ANSWER DOWNLOAD EXAMIANS APP
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