Fuels and Combustion Yield of coke oven gas in low temperature carbonisation of coal is about __________ Nm³ /ton of dry coal. 750 160 500 60 750 160 500 60 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of tar is about __________ Kcal/kg. 8800 12000 16000 5000 8800 12000 16000 5000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Mineral matter content (M) and ash content (A) in coal are approximately related as M = A M = 1.5A M = 1.1A M = 2A M = A M = 1.5A M = 1.1A M = 2A ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Theoretical flame temperature of a fuel is that temperature which is attained, when the fuel is completely burnt 'using theoretical amount of air in Oxygen Either A or C without gain or loss of heat Air Either A or B Oxygen Either A or C without gain or loss of heat Air Either A or B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coal tar (produced by high temperature carbonisation) is the main source of Alphatic compounds Aromatic compounds Paraffins Olefins Alphatic compounds Aromatic compounds Paraffins Olefins ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Beehive coke oven Takes 2-3 days for coking of coal but requires no external fuel for heating Produces coke with very poor strength Gives larger yield of coke (around 85%) as compared to by-product ovens Facilitates by-products recovery Takes 2-3 days for coking of coal but requires no external fuel for heating Produces coke with very poor strength Gives larger yield of coke (around 85%) as compared to by-product ovens Facilitates by-products recovery ANSWER DOWNLOAD EXAMIANS APP
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