Fuels and Combustion In low temperature carbonisation of coal as compared to high temperature carbonisation __________ produced is less. Free carbon content in tar Yield of ammonia present in coke oven gas Yield percentage of coke Difference in gross & net calorific value of the coke oven gas Free carbon content in tar Yield of ammonia present in coke oven gas Yield percentage of coke Difference in gross & net calorific value of the coke oven gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Supply of excess air for complete combustion of fuel is necessitated to facilitate Attainment of chemical equilibrium Attainment of high temperature Its thorough mixing with air None of these Attainment of chemical equilibrium Attainment of high temperature Its thorough mixing with air None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The gas which contributes maximum to the heating value of natural gas is CO CH₄ CO₂ H₂ CO CH₄ CO₂ H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The temperature at which plastic layer formation takes place during carbonisation of coal varies from __________ °C. 100 to 150 550 to 650 700 to 850 350 to 450 100 to 150 550 to 650 700 to 850 350 to 450 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Ash content in the coke produced from a coking coal having 20% ash may be around __________ percent. 6 24 18 12 6 24 18 12 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Dry air requirement for burning 1 Nm³ of CO to CO₂ may be around __________ Nm³. 0.87 2.4 11.4 1.75 0.87 2.4 11.4 1.75 ANSWER DOWNLOAD EXAMIANS APP
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