Fuels and Combustion Largest constituent of coke oven gas is CO₂ N₂ CH₄ H₂ CO₂ N₂ CH₄ H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Very __________ coals are completely devoid of cokability i.e, it is non coking. Neither A nor B Young Mature Both A & B Neither A nor B Young Mature Both A & B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The calorific value of L.D. converter gas is about __________ Kcal/Nm³ . 10000 1800 4500 800 10000 1800 4500 800 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Width of the coke oven towards coke side is slightly more than that on pusher side to Increase the output of the coke Facilitate easy discharging of coke as it swells during carbonisation Facilitate uniform heating of the oven None of these Increase the output of the coke Facilitate easy discharging of coke as it swells during carbonisation Facilitate uniform heating of the oven None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Froth floatation is used for All of these Washing lump coal (> 80 mm size) Washing fine coal dust (< 0.5 mm size) Removing ash from the coal based on difference in specific gravity of coal and ash All of these Washing lump coal (> 80 mm size) Washing fine coal dust (< 0.5 mm size) Removing ash from the coal based on difference in specific gravity of coal and ash ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Weathering of coal during storage causes Decrease in its caking capacity Increase in its friability All of these Reduction in coal size Decrease in its caking capacity Increase in its friability All of these Reduction in coal size ANSWER DOWNLOAD EXAMIANS APP
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