Fuels and Combustion Softening temperature of coal ash is a measure of the __________ of coal. Coking tendency Caking tendency Clinkering tendency Size stability Coking tendency Caking tendency Clinkering tendency Size stability ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Main constituents of benzol are Ammonia & phenol Tar & creosote Anthracene & phenol Benzene, toluene & xylene Ammonia & phenol Tar & creosote Anthracene & phenol Benzene, toluene & xylene ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Blast furnace gas compared to coke oven gas has Higher calorific value Narrower limit of inflammability Lower ignition temperature Lower theoretical flame temperature Higher calorific value Narrower limit of inflammability Lower ignition temperature Lower theoretical flame temperature ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following fuel gases has the highest calorific value ? Sewage gas Natural gas Coal bed methane (CBM) Liquefied petroleum gas (LPG) Sewage gas Natural gas Coal bed methane (CBM) Liquefied petroleum gas (LPG) ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is the most reactive (as regards the formation of CO + H₂ from C + H₂O) ? Anthracite coal Low temperature coke Sub-bituminous coal Blast furnace coke Anthracite coal Low temperature coke Sub-bituminous coal Blast furnace coke ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Gobar gas is produced by the __________ of 'gobar' (cow dung). Fermentation Oxidation Hydrolysis Dehydration Fermentation Oxidation Hydrolysis Dehydration ANSWER DOWNLOAD EXAMIANS APP
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