Fuels and Combustion Coal containing large quantity of __________ are difficult to wash. Free impurities Ash Inherent mineral matter Volatile matter Free impurities Ash Inherent mineral matter Volatile matter ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Gobar gas is produced by the __________ of 'gobar' (cow dung). Fermentation Hydrolysis Oxidation Dehydration Fermentation Hydrolysis Oxidation Dehydration ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Preheating of __________ the flame temperature. The gaseous fuel before combustion decreases Either the fuel or the air does not affect Either the fuel or the air or both, increases Combustion air decreases The gaseous fuel before combustion decreases Either the fuel or the air does not affect Either the fuel or the air or both, increases Combustion air decreases ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Gross heating value of coal is __________ the net heating value. Lower than Higher than None of these Same as Lower than Higher than None of these Same as 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 60 160 500 750 60 160 500 ANSWER DOWNLOAD EXAMIANS APP
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