Fuels and Combustion Calorific value of gobar gas (containing CH₄ = 60% , H₂ = 10% ; CO₂ = 30%) may be about __________ Kcal/Nm³. 3200 10200 1800 5400 3200 10200 1800 5400 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coal containing large quantity of __________ are difficult to wash. Free impurities Ash Volatile matter Inherent mineral matter Free impurities Ash Volatile matter Inherent mineral matter ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is the most poisonous gas? Blast furnace gas Coke oven gas L.D. converter gas Producer gas Blast furnace gas Coke oven gas L.D. converter gas Producer gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Gobar gas is produced by the __________ of cown dung. Fermentation None of these Oxidation Hydrogenation Fermentation None of these Oxidation Hydrogenation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Washing of coal All of these Reduces its sulphur and ash content Controls its ash fusibility and increases its calorific value Improves its coking properties All of these Reduces its sulphur and ash content Controls its ash fusibility and increases its calorific value Improves its coking properties ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is the maximum coal producing state in India? Jharkhand West Bengal Assam Orissa Jharkhand West Bengal Assam Orissa ANSWER DOWNLOAD EXAMIANS APP
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