Fuels and Combustion During combustion of gaseous fuels, deficiency of air Does not affect the flame length Lengthens the flame Increases the flame temperature Tends to shorten the flame Does not affect the flame length Lengthens the flame Increases the flame temperature Tends to shorten the flame ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increase in C/H ratio of a fuel, the amount of CO₂ formed on its complete combustion Remains same Decreases Increases Either A or B, depends on other factors Remains same Decreases Increases Either A or B, depends on other factors ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The ratio of maximum adiabatic flame temperature in air to that in pure oxygen is always Unpredicatable > 1 1 Unpredicatable > 1 1 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The lowest temperature, at which a solid fuel produces enough vapors to support continuous combustion, is called Fire point Kindling temperature Smoke point Burning temperature Fire point Kindling temperature Smoke point Burning temperature ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High temperature in gasification of coal favours Low production of CO₂ High production of CO High production of CO₂ Both B and C Low production of CO₂ High production of CO High production of CO₂ Both B and C ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Naphthalene is removed from coke oven gas by Adsorbing on bog iron bed None of these Absorbing in vetro-coke solution Scrubbing with wash oil (a petroleum product) Adsorbing on bog iron bed None of these Absorbing in vetro-coke solution Scrubbing with wash oil (a petroleum product) ANSWER DOWNLOAD EXAMIANS APP
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