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 Atomising steam to fuel oil ratio in a burner should be around 3.5 0.5 1.5 2.5 3.5 0.5 1.5 2.5 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke oven gas is a better fuel than blast furnace gas, because of its higher All of these Calorific value, cleanliness and relatively low distribution cost (due to its low specific gravity) Heat release rate (thus requiring smaller combustion chamber) Adiabatic flame temperature All of these Calorific value, cleanliness and relatively low distribution cost (due to its low specific gravity) Heat release rate (thus requiring smaller combustion chamber) Adiabatic flame temperature ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The advantage of firing pulverised coal in the furnace lies in the fact, that it Permits the use of low fusion point ash coal All of these Accelerates the burning rate and economises on fuel combustion Permits the use of high ash content coal Permits the use of low fusion point ash coal All of these Accelerates the burning rate and economises on fuel combustion Permits the use of high ash content coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is coking? Neither A nor B Fussain Vitrain Both A & B Neither A nor B Fussain Vitrain Both A & B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion As the C/H ratio of the fuel increases, the amount of CO₂ formed on combustion __________ for the same percentage of excess air. May increase or decrease depending on the type of fuel Increases Decreases Remains same May increase or decrease depending on the type of fuel Increases Decreases Remains same ANSWER DOWNLOAD EXAMIANS APP
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