Fuels and Combustion L.D. converter gas (produced in steel plant) comprises mainly of CO₂ & H₂ CO (upto 65%) & CO₂ CO₂ & O₂ CO & O₂ CO₂ & H₂ CO (upto 65%) & CO₂ CO₂ & O₂ CO & O₂ 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 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 Low calorific value of the fuel ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion 'Wind loss' resulting from unscientific storage of coal may be the order of about __________ percent. 10.5 7.5 14.5 2.5 10.5 7.5 14.5 2.5 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Natural draft created by the chimney depends upon Neither A nor B Both A & B Temperature of the flue gas Its height Neither A nor B Both A & B Temperature of the flue gas Its height ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is not increased by using preheated combustion air in place of ordinary air at room temperature? Flame temperature achieved Heat transfer rate to the stock in the furnace Calorific value of the fuel Speed of combustion of fuel Flame temperature achieved Heat transfer rate to the stock in the furnace Calorific value of the fuel Speed of combustion of fuel ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Washing of coal decreases its Caking index Ash content Both B and C Mineral matter content Caking index Ash content Both B and C Mineral matter content ANSWER DOWNLOAD EXAMIANS APP
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