Fuels and Combustion Coalification means the Process of conversion of lignite into anthracite Direct hydrogenation of coal Complete combustion of coal Underground gasification of coal Process of conversion of lignite into anthracite Direct hydrogenation of coal Complete combustion of coal Underground gasification of coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Function of secondary air in pulverised coal firing is to Reduce primary air requirement Ensure efficient burning of coal around the burner Transport the coal to the burner Dry the coal Reduce primary air requirement Ensure efficient burning of coal around the burner Transport the coal to the burner Dry the coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Of the total tar present in raw coke oven gas, the tar recovered in primary cooler is about __________ percent. 5 75 25 55 5 75 25 55 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Flue gas from the heating chamber of byproduct coke ovens is removed by Natural draft Steam ejector Induced draft fan Forced draft fan Natural draft Steam ejector Induced draft fan Forced draft fan 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 150 700 to 850 350 to 450 550 to 650 100 to 150 700 to 850 350 to 450 550 to 650 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Naphthalene is removed from coke oven gas by None of these Scrubbing with wash oil (a petroleum product) Adsorbing on bog iron bed Absorbing in vetro-coke solution None of these Scrubbing with wash oil (a petroleum product) Adsorbing on bog iron bed Absorbing in vetro-coke solution ANSWER DOWNLOAD EXAMIANS APP
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