Fuels and Combustion Preheating of a gaseous fuel results in increased Ignition temperature Flame temperature Flame length Quantity of flue gas Ignition temperature Flame temperature Flame length Quantity of flue gas 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. Increases May increase or decrease depending on the type of fuel Remains same Decreases Increases May increase or decrease depending on the type of fuel Remains same Decreases ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The main advantage of forced draft over natural draft is that All of these Combustion of fuel is complete Smaller height chimney can be used Furnace control is easier All of these Combustion of fuel is complete Smaller height chimney can be used Furnace control is easier ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Nitrogen present in the flue gas is determined in the orsat apparatus by absorbing it in KOH Pyrogallol solution Ammoniacal cuprous chloride None of these KOH Pyrogallol solution Ammoniacal cuprous chloride None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The advantage of firing pulverised coal in the furnace lies in the fact, that it Accelerates the burning rate and economises on fuel combustion Permits the use of low fusion point ash coal Permits the use of high ash content coal All of these Accelerates the burning rate and economises on fuel combustion Permits the use of low fusion point ash coal Permits the use of high ash content coal All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The calorific value of L.D. converter gas is about __________ Kcal/Nm³ . 4500 800 10000 1800 4500 800 10000 1800 ANSWER DOWNLOAD EXAMIANS APP
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