Fuels and Combustion 'Mixed gas' used in steel plants is a mixture of Blast furnace gas and naphtha vapor Coke oven gas and L.P.G F. gas and coke oven gas Coke oven gas and converter gas Blast furnace gas and naphtha vapor Coke oven gas and L.P.G F. gas and coke oven gas Coke oven gas and converter gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Higher percentage of ash in coal meant for the production of metallurgical grade coke Decreases the hardness of coke Causes brittleness in steel Decreases the abrasion resistance of coke None of these Decreases the hardness of coke Causes brittleness in steel Decreases the abrasion resistance of coke None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke having higher porosity has Lower strength All of these Lower bulk density Higher reactivity Lower strength All of these Lower bulk density Higher reactivity ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Flue gas obtained on complete combustion of pure acetylene (a hydrocarbon fuel) will contain CO Both B & C H₂O CO₂ CO Both B & C H₂O CO₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Incomplete combustion of fuel in the furnace is judged by high __________ of the flue gases. O₂ content CO content CO₂ content Dew point O₂ content CO content CO₂ content Dew point ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Heat penetration rate in narrow coke ovens in high temperature carbonisation of coal is around __________ cm/hr. 2.5 0.5 20 10 2.5 0.5 20 10 ANSWER DOWNLOAD EXAMIANS APP
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