Fuels and Combustion Which of the following accounts for maximum energy loss in a boiler? Ash content in the fuel Flue gases Incomplete combustion Unburnt carbon in flue gases Ash content in the fuel Flue gases Incomplete combustion Unburnt carbon in flue gases ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The sequence of absorption in flue gas analysis by Orsat's apparatus is respectively O₂, CO₂, CO CO, O₂, CO₂ CO₂, O₂, CO CO₂, CO, O₂ O₂, CO₂, CO CO, O₂, CO₂ CO₂, O₂, CO CO₂, CO, O₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following has the highest flame velocity? H₂ C₂H₆ CH₄ CO H₂ C₂H₆ CH₄ CO ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which will have the least volatile matter and hence will be the most difficult to ignite? Semi-bituminous coal Aanthracite Bituminous coal Coke Semi-bituminous coal Aanthracite Bituminous coal Coke ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Too much of excess air in combustion results in high Stack gas temperature All of these Percentage of oxygen in flue gases Fuel consumption for the same heat load Stack gas temperature All of these Percentage of oxygen in flue gases Fuel consumption for the same heat load ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is not a binder for coal briquetting? None of these Coal tar Molasses Bitumen None of these Coal tar Molasses Bitumen ANSWER DOWNLOAD EXAMIANS APP
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