Fuels and Combustion The maximum adiabatic flame temperature in air is __________ the maximum flame temperature in pure oxygen. Not related to Higher than Lower than Same as Not related to Higher than Lower than Same as ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High ash containing coke Produces more slag when used in the blast furnace None of these Has poor strength and abrasion resistance Is desirable in producer gas manufacture Produces more slag when used in the blast furnace None of these Has poor strength and abrasion resistance Is desirable in producer gas manufacture ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The bright glow of a combustion process is the characteristic of __________ temperature oxidation of coal. Fast & slow Slow & low Slow & high Fast & high Fast & slow Slow & low Slow & high Fast & high ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following has the highest flame velocity? CO C₂H₆ CH₄ H₂ CO C₂H₆ CH₄ H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Anthracite coal Is essentially a coking coal Contains more volatile matter than bituminous coal Burns with short, bluish, yellow-tipped flame producing very little smoke Ignites more easily than bituminous coal Is essentially a coking coal Contains more volatile matter than bituminous coal Burns with short, bluish, yellow-tipped flame producing very little smoke Ignites more easily than bituminous coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In flue gas analysis by Orsat's apparatus, carbon dioxide is absorbed by Dilute potassium carbonate Potassium hydroxide Alkaline pyragllol solution Cuporus chloride Dilute potassium carbonate Potassium hydroxide Alkaline pyragllol solution Cuporus chloride ANSWER DOWNLOAD EXAMIANS APP
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