Fuels and Combustion Coal containing large quantity of __________ are difficult to wash. Ash Inherent mineral matter Free impurities Volatile matter Ash Inherent mineral matter Free impurities Volatile matter ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following fuels is the best for burning on chain grate stoker? Pulverised coal Coking coal Non-caking coal Caking coal Pulverised coal Coking coal Non-caking coal Caking coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Incomplete combustion of fuel in the furnace is judged by high __________ of the flue gases. CO content CO₂ content O₂ content Dew point CO content CO₂ content O₂ content Dew point ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion During combustion of gaseous fuels, deficiency of air Lengthens the flame Does not affect the flame length Increases the flame temperature Tends to shorten the flame Lengthens the flame Does not affect the flame length Increases the flame temperature Tends to shorten the flame ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is a poisonous fuel gas? Blast furnace gas Coke oven gas Natural gas None of these Blast furnace gas Coke oven gas Natural gas None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion White flue gas (resembling steam) coming out of the chimney of a thermal power plant indicates that the fuel used in the boiler furnace is Tar Coke oven gas Pitch Pulverised coke Tar Coke oven gas Pitch Pulverised coke ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS