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 Mineral matter, 'M' and ash percentage 'A' in coal are roughly related as M = 0.5 A M = 1.1 A M = A M = 1.8 A M = 0.5 A M = 1.1 A M = A M = 1.8 A ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is the maximum coal producing state in India? Assam Orissa Jharkhand West Bengal Assam Orissa Jharkhand West Bengal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Degree of carbonisation of coal during coke making can be roughly judged by the __________ of the coke produced. Ash content Moisture content Colour Volatile matter Ash content Moisture content Colour Volatile matter ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following has the highest calorific value? Anthracite Lignite Sub-bituminous coal Peat Anthracite Lignite Sub-bituminous coal Peat ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The calorific value of a gas of composition CO₂ = 20%, H₂ = 50%, CH₄ = 30%, is y. If the composition of gas is changed to H₂ = 50%, CH₄ = 30%, CO₂ = 10%, N₂ = 10%, then the calorifice value will be 1.8 y 0.95 y Y 1.05 y 1.8 y 0.95 y Y 1.05 y ANSWER DOWNLOAD EXAMIANS APP
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