Fuels and Combustion During combustion of coal on grate, clinker formation is increased by the Use of preheated primary air All of these Use of thick fire bed Low fusion point of ash (< 1100° C) Use of preheated primary air All of these Use of thick fire bed Low fusion point of ash (< 1100° C) ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Yield of blast furnace gas is about __________ Nm³ /ton of pig iron. 300 10000 2000 5000 300 10000 2000 5000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Carbon Content by weight in air dried wood may be about __________ percent. 50 80 25 10 50 80 25 10 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion For every 10% increase in the excess air; the fuel consumption increases by __________ percent. 5 0.1 10 2 5 0.1 10 2 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of coke even gas produced by low temperature carbonisation of coal is about __________ Kcal/Nm³. 10000 4000 2500 6500 10000 4000 2500 6500 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The heat of combustion of a fuel Is always negative Can't be known without calculating it Is equal to the heat of formation Is always positive Is always negative Can't be known without calculating it Is equal to the heat of formation Is always positive ANSWER DOWNLOAD EXAMIANS APP