Fuels and Combustion Washing of coal decreases its Caking index Both B and C Ash content Mineral matter content Caking index Both B and C Ash content Mineral matter content ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The average molecular weight of a flue gas having the composition by volume as CO₂ = 25%, O₂ = 25%, N₂ = 50% will be 47.3 42.9 23 27.6 47.3 42.9 23 27.6 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Yield of coke oven gas in low temperature carbonisation of coal is about __________ Nm³ /ton of dry coal. 750 500 160 60 750 500 160 60 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following accounts for maximum energy loss in a boiler? Unburnt carbon in flue gases Flue gases Incomplete combustion Ash content in the fuel Unburnt carbon in flue gases Flue gases Incomplete combustion Ash content in the fuel ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following will be unsuitable for dust cleaning from flue gas at 400°C from a pulverised coal fired boiler ? Hydrocyclones Bag filter Wet scrubber Multicyclones Hydrocyclones Bag filter Wet scrubber Multicyclones ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following fuels is the best for burning on chain grate stoker? Non-caking coal Caking coal Coking coal Pulverised coal Non-caking coal Caking coal Coking coal Pulverised coal ANSWER DOWNLOAD EXAMIANS APP
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