Fuels and Combustion Too much of excess air in combustion results in high Percentage of oxygen in flue gases All of these Fuel consumption for the same heat load Stack gas temperature Percentage of oxygen in flue gases All of these Fuel consumption for the same heat load Stack gas temperature ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following will be unsuitable for dust cleaning from flue gas at 400°C from a pulverised coal fired boiler ? Wet scrubber Hydrocyclones Bag filter Multicyclones Wet scrubber Hydrocyclones Bag filter Multicyclones ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Main use of soft coke is as __________ fuel. Foundary Domestic Blastfurnace None of these Foundary Domestic Blastfurnace None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Soft coke is not None of these A domestic fuel Used in blast furnaces Produced by low temperature carbonisation of coal None of these A domestic fuel Used in blast furnaces Produced by low temperature carbonisation of coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Efficiency of the combustion of a fuel is judged by the __________ the flue gas. % of O₂in Temperature of Colour of %of CO₂ in % of O₂in Temperature of Colour of %of CO₂ in ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Preheating of __________ the flame temperature. Either the fuel or the air or both, increases Combustion air decreases Either the fuel or the air does not affect The gaseous fuel before combustion decreases Either the fuel or the air or both, increases Combustion air decreases Either the fuel or the air does not affect The gaseous fuel before combustion decreases ANSWER DOWNLOAD EXAMIANS APP