Fuels and Combustion Flue gas from the heating chamber of byproduct coke ovens is removed by Natural draft Induced draft fan Steam ejector Forced draft fan Natural draft Induced draft fan Steam ejector Forced draft fan ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion When steam is passed over coal resulting in the endothermic reaction represent by, C + H₂O = CO + H₂, it is called the __________ of coal. Oxidation Gasification Carbonisation Coalification Oxidation Gasification Carbonisation Coalification ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion One kg of carbon for theoretically complete combustion requires __________ kg of air. 0.5 12 23 11.5 0.5 12 23 11.5 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A good quality coal should have High sulphur Low fusion point of ash None of these High ash content High sulphur Low fusion point of ash None of these High ash content 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 450 700 to 850 550 to 650 100 to 150 350 to 450 700 to 850 550 to 650 100 to 150 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The function of secondary combustion air is to None of these Pneumatically convey the pulverised coal Burn the lumpy coal Completely burn the volatile matter None of these Pneumatically convey the pulverised coal Burn the lumpy coal Completely burn the volatile matter ANSWER DOWNLOAD EXAMIANS APP