Fuels and Combustion Oxygen percentage (by weight) in atmospheric air is 29 23 19 21 29 23 19 21 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion During combustion of a gaseous fuel, the presence of a non-luminous flame is an indication of the None of these High oxygen in flue gas Complete combustion Incomplete combustion None of these High oxygen in flue gas Complete combustion Incomplete combustion ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is not applicable to fluidised bed combustion of coal? Less heat transfer surface area is required in boilers It achieves higher fuel combustion efficiency None of these It can not burn low grade coal Less heat transfer surface area is required in boilers It achieves higher fuel combustion efficiency None of these It can not burn low grade coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coals used for the generation of producer gas should have High caking index High volatile matter content Low fusion point of ash Very low ash content (8-10%) High caking index High volatile matter content Low fusion point of ash Very low ash content (8-10%) ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion L.D. converter gas (produced in steel plant) comprises mainly of CO₂ & H₂ CO₂ & O₂ CO & O₂ CO (upto 65%) & CO₂ CO₂ & H₂ CO₂ & O₂ CO & O₂ CO (upto 65%) & CO₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Advantages of fluidised bed combustion are All of these Reduced NOx formation in flue gas High heat transfer rate Lower furnace operating temperature All of these Reduced NOx formation in flue gas High heat transfer rate Lower furnace operating temperature ANSWER DOWNLOAD EXAMIANS APP
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