Fuels and Combustion Theoretical flame temperature of a fuel is that temperature which is attained, when the fuel is completely burnt 'using theoretical amount of air in Air Either A or B Oxygen Either A or C without gain or loss of heat Air Either A or B Oxygen Either A or C without gain or loss of heat ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion During combustion of gaseous fuels, deficiency of air Does not affect the flame length Increases the flame temperature Tends to shorten the flame Lengthens the flame Does not affect the flame length Increases the flame temperature Tends to shorten the flame Lengthens the flame ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A good metallurgical coke should have very low Fusion point of its ash Sulphur & phosphorous content Porosity Hardness & strength Fusion point of its ash Sulphur & phosphorous content Porosity Hardness & strength ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke oven gas burns with an yellowish flame, because of the presence of CH₄ CO₂ NH₃ H₂ CH₄ CO₂ NH₃ H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion __________ present in coal is not determined in its ultimate analysis. Total carbon Fixed carbon Nitrogen Hydrogen Total carbon Fixed carbon Nitrogen Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Nitrogen in coal Comes from protein in parent vegetable matter Is recovered as ammonia during its carbonisation Is present upto 1-2% All of these Comes from protein in parent vegetable matter Is recovered as ammonia during its carbonisation Is present upto 1-2% All of these ANSWER DOWNLOAD EXAMIANS APP
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