Fuels and Combustion Which of the following is called "blue gas"? Producer gas Coke oven gas Natural gas Water gas Producer gas Coke oven gas Natural gas Water gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following constituents of coal is the most important in the production of coke? Moisture Volatiles Carbon Ash Moisture Volatiles Carbon Ash ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke oven gas produced by high temperature carbonisation of coal (as compared to that produced by low temperature carbonisation), has Both A & B Neither A nor B Higher calorific value Lower hydrogen content Both A & B Neither A nor B Higher calorific value Lower hydrogen content ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following has the highest calorific value? Lignite Peat Anthracite Sub-bituminous coal Lignite Peat Anthracite Sub-bituminous coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The main reason for making the copper calorimeter (used in bomb calorimeter) silvery white and shining/polished is to None of these Make it look attractive Minimise its corrosion Avoid radiation heat loss None of these Make it look attractive Minimise its corrosion Avoid radiation heat loss ANSWER DOWNLOAD EXAMIANS APP
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 0.95 y 1.05 y Y 1.8 y 0.95 y 1.05 y Y 1.8 y ANSWER DOWNLOAD EXAMIANS APP
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