Fuels and Combustion Coke having higher porosity has Lower bulk density Higher reactivity Lower strength All of these Lower bulk density Higher reactivity Lower strength All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Nitrogen in coal Is present upto 1-2% Comes from protein in parent vegetable matter All of these Is recovered as ammonia during its carbonisation Is present upto 1-2% Comes from protein in parent vegetable matter All of these Is recovered as ammonia during its carbonisation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The main function of primary air in pulverised coal fired burner is to Burn CO to CO₂ Dry and transport the coal Have proper combustion by supplying it around the burner Preheat the tertiary air used for complete combustion of CO to CO₂ Burn CO to CO₂ Dry and transport the coal Have proper combustion by supplying it around the burner Preheat the tertiary air used for complete combustion of CO to CO₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Main use of hard coke produced by high temperature carbonisation is in the Iron blast furnace Domestic ovens Sinter making Cupola in foundaries Iron blast furnace Domestic ovens Sinter making Cupola in foundaries ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Gobar gas constitutes mainly of CH₄ & CO₂ CO & N₂ CH₄ & N₂ CO & CO₂ CH₄ & CO₂ CO & N₂ CH₄ & N₂ CO & CO₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A liquid/gaseous fuel containing hydrocarbons and high amount of sulphur is burnt with 40% excess air. The flue gas still contains large amount of carbon monoxide. This may be due to the Low calorific value of the fuel Lack of thorough mixing of fuel with air High sulphur content in the fuel Presence of large quantity of hydrogen in the fuel Low calorific value of the fuel Lack of thorough mixing of fuel with air High sulphur content in the fuel Presence of large quantity of hydrogen in the fuel ANSWER DOWNLOAD EXAMIANS APP
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