Fuels and Combustion Beehive coke oven Gives larger yield of coke (around 85%) as compared to by-product ovens Produces coke with very poor strength Takes 2-3 days for coking of coal but requires no external fuel for heating Facilitates by-products recovery Gives larger yield of coke (around 85%) as compared to by-product ovens Produces coke with very poor strength Takes 2-3 days for coking of coal but requires no external fuel for heating Facilitates by-products recovery 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 Air Oxygen Either A or B Either A or C without gain or loss of heat Air Oxygen Either A or B Either A or C without gain or loss of heat ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Higher efficiency in the combustion of solid fuel can not be achieved by Keeping the flue gas exhaust temperature very high Supplying correct quantity of combustion air Adopting efficient-fuel firing technique & equipment Proper fuel preparation Keeping the flue gas exhaust temperature very high Supplying correct quantity of combustion air Adopting efficient-fuel firing technique & equipment Proper fuel preparation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion L.D. converter gas (produced in steel plant) comprises mainly of CO₂ & O₂ CO & O₂ CO (upto 65%) & CO₂ CO₂ & H₂ CO₂ & O₂ CO & O₂ CO (upto 65%) & CO₂ CO₂ & H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion When the coal is heated in absence of air, it is called its Coalification Carbonisation Gasification Deoxidation Coalification Carbonisation Gasification Deoxidation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Volatile matter content of metallurgical coke may be around __________ percent. 30-33 10-15 1-2 22-26 30-33 10-15 1-2 22-26 ANSWER DOWNLOAD EXAMIANS APP
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