Fuels and Combustion High sulphur content in a fuel __________ of the flue gases. Increases the dew point Both B & C Decreases the dew point Reduces the combustion efficiency by limiting the permissible temperature reduction Increases the dew point Both B & C Decreases the dew point Reduces the combustion efficiency by limiting the permissible temperature reduction ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion For which pair of the fuel gases, calorific value (C.V.) of one fuel is almost double that of the other on volume basis (i.e., kcal/Nm³ ), while the C.V. is same on weight basis (i.e., kcal/kg) ? Propane and LPG Sewage gas and gobar gas Propane and acetylene F. gas and coke oven gas Propane and LPG Sewage gas and gobar gas Propane and acetylene F. gas and coke oven gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal gasifier opearating at 20 atm. (e.g. Lugri gasifier) as compared to one operating at atmospheric pressure (e.g. Kopper-Totzek or Winkler gasifier) will produce a gas having Lower carbon dioxide content Higher carbon monoxide content Higher methane content and thus higher calorific value None of these Lower carbon dioxide content Higher carbon monoxide content Higher methane content and thus higher calorific value None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Gobar gas is produced by the __________ of 'gobar' (cow dung). Oxidation Fermentation Dehydration Hydrolysis Oxidation Fermentation Dehydration Hydrolysis 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 None of these Ammoniacal cuprous chloride Pyrogallol solution KOH None of these Ammoniacal cuprous chloride ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Purity of coke means that, it is high in carbon and low in Moisture Ash Iron Volatiles Moisture Ash Iron Volatiles ANSWER DOWNLOAD EXAMIANS APP
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