Fuels and Combustion High amount of sulphur and phosphorous in coke causes Decrease in its calorific value Increase in its strength Brittleness of steel made by using it None of these Decrease in its calorific value Increase in its strength Brittleness of steel made by using it None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Desirable "Micum Index" values of metal-lurical coke are M40 > 10% and M10 < 78% M40 > 78% and M10 < 10% M40 > 98% and M10 < 2% M40 > 4% and M10 < 80% M40 > 10% and M10 < 78% M40 > 78% and M10 < 10% M40 > 98% and M10 < 2% M40 > 4% and M10 < 80% ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Advantages of fluidised bed combustion are Lower furnace operating temperature Reduced NOx formation in flue gas High heat transfer rate All of these Lower furnace operating temperature Reduced NOx formation in flue gas High heat transfer rate All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion (64-132) rank coal (ASTM) means a coal with 64% Fixed carbon and a heating value of 132 BTU/1b Fixed carbon and having a heat value of 13, 200 BTU/1b Ash and a heating value of 13, 200 BTU/1b None of these Fixed carbon and a heating value of 132 BTU/1b Fixed carbon and having a heat value of 13, 200 BTU/1b Ash and a heating value of 13, 200 BTU/1b None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Main component of sewage gas produced during aneorobic decomposition of organic waste (by suitable bacteria) during sewage disposal is CO₂ N₂ CH₄ H₂ CO₂ N₂ CH₄ H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Presence of free moisture in coal during its high temperature carbonisation Reduces the coking time Protects the volatile products from pyrolysis (cracking) in the presence of hot coke and hot oven walls Increases the loss of fine coal dust from the ovens when charging None of these Reduces the coking time Protects the volatile products from pyrolysis (cracking) in the presence of hot coke and hot oven walls Increases the loss of fine coal dust from the ovens when charging None of these ANSWER DOWNLOAD EXAMIANS APP
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