Fuels and Combustion Overfire burning in a furnace is a phenomenon characterised by the Supply of excess air Supply of excess fuel None of these Burning of carbon monoxide and other incombustibles in upper zone of furnace by supplying more air Supply of excess air Supply of excess fuel None of these Burning of carbon monoxide and other incombustibles in upper zone of furnace by supplying more air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Presence of phosphorous in metallurgical coal Badly affects the quality of steel Reduces its calorific value Increases its caking power Is not undersirable Badly affects the quality of steel Reduces its calorific value Increases its caking power Is not undersirable ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is called "blue gas"? Coke oven gas Natural gas Producer gas Water gas Coke oven gas Natural gas Producer gas Water gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Nitrogen present in the flue gas is determined in the orsat apparatus by absorbing it in Pyrogallol solution KOH Ammoniacal cuprous chloride None of these Pyrogallol solution KOH Ammoniacal cuprous chloride None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Wood charcoal is obtained by the destructive distillation of wood. It is used in the production of activated carbon, which is not used for the Absorption of gases and vapor Solvent recovery from air and gases Decolourisation of sugar Electrode manufacture Absorption of gases and vapor Solvent recovery from air and gases Decolourisation of sugar Electrode manufacture ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Naphthalene is removed from coke oven gas by Adsorbing on bog iron bed Absorbing in vetro-coke solution Scrubbing with wash oil (a petroleum product) None of these Adsorbing on bog iron bed Absorbing in vetro-coke solution Scrubbing with wash oil (a petroleum product) None of these ANSWER DOWNLOAD EXAMIANS APP
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