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