Fuels and Combustion Compound coke ovens are those which can be heated by Both B and C Rich gas (e.g., coke oven gas) Lean gas (e.g., B.F. gas) Both steam and electrical power Both B and C Rich gas (e.g., coke oven gas) Lean gas (e.g., B.F. gas) Both steam and electrical power ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Natural draught produced by a chimney depends upon the Density of the chimney gases Both A & B Neither A nor B Height of the chimney Density of the chimney gases Both A & B Neither A nor B Height of the chimney ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Purity of coke means that, it is high in carbon and low in Moisture Volatiles Iron Ash Moisture Volatiles Iron Ash ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Blast furnace gas burns with a bluish flame, because of the presence of S CH₄ CO₂ CO S CH₄ CO₂ CO ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Emission of dense white smoke out of the chimney of a thermal power plant is an indication of the use of Correct amount of air for combustion Too much air for combustion Less air for combustion Pulverised coal in boilers Correct amount of air for combustion Too much air for combustion Less air for combustion Pulverised coal in boilers ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Presence of free moisture in coal is most disadvantageous during Its pulverisation (as it requires more power) None of these Handling (e.g. when emptying wagons) Combustion of fire slacks on the grates Its pulverisation (as it requires more power) None of these Handling (e.g. when emptying wagons) Combustion of fire slacks on the grates ANSWER DOWNLOAD EXAMIANS APP
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