Fuels and Combustion __________ has the widest inflammability limit (explosion limit) of all the gases. Hydrogen Carbon monoxide Acetylene Methane Hydrogen Carbon monoxide Acetylene Methane ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Out of the following fuels, the difference between the net and gross calorific value is maximum in case of Blast furnace gas Pitch Bituminous coal Fuel oil Blast furnace gas Pitch Bituminous coal Fuel oil ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Method of maintaining fires in furnace during standby periods without undue consumption of fuel is called Back draughting Under pressurising Banking None of these Back draughting Under pressurising Banking None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following accounts for maximum energy loss in a boiler? Flue gases Unburnt carbon in flue gases Incomplete combustion Ash content in the fuel Flue gases Unburnt carbon in flue gases Incomplete combustion Ash content in the fuel ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal with high ash content Has low quantity of mineral matter Is harder and stronger Is not subjected to washing Has higher calorific value Has low quantity of mineral matter Is harder and stronger Is not subjected to washing Has higher calorific value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Volatile matter content in coking coal may be about __________ percent. 1 22 46 7 1 22 46 7 ANSWER DOWNLOAD EXAMIANS APP
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