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
Fuels and Combustion The temperature at which plastic layer formation takes place during carbonisation of coal varies from __________ °C. 350 to 450 100 to 150 550 to 650 700 to 850 350 to 450 100 to 150 550 to 650 700 to 850 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Method of maintaining fires in furnace during standby periods without undue consumption of fuel is called Under pressurising Banking Back draughting None of these Under pressurising Banking Back draughting None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is called "blue gas"? Coke oven gas Producer gas Natural gas Water gas Coke oven gas Producer gas Natural gas Water gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Bulk density of pulverised coal may be about __________ kg/m³. 100 500 1000 1500 100 500 1000 1500 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Removal of hydrogen from coke oven gas Does not alter its calorific value Is not possible on commerical scale Decreases its calorific value Increases its calorific value Does not alter its calorific value Is not possible on commerical scale Decreases its calorific value Increases its calorific value ANSWER DOWNLOAD EXAMIANS APP
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