Fuels and Combustion Ash content in the coke produced from a coking coal having 20% ash may be around __________ percent. 18 24 6 12 18 24 6 12 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following has the highest flame speed? CH₄ CO C₂H₆ H₂ CH₄ CO C₂H₆ H₂ 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 None of these Higher methane content and thus higher calorific value Higher carbon monoxide content Lower carbon dioxide content None of these Higher methane content and thus higher calorific value Higher carbon monoxide content ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion For maximum discharge through a chimney, its height should be Infinitely long 200 meters Equal to the height of the hot gas column producing draught More than 105.7 metres Infinitely long 200 meters Equal to the height of the hot gas column producing draught More than 105.7 metres ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Power alcohol as compared to straight run gasoline has lower Specific gravity Viscosity Calorific value Octane number Specific gravity Viscosity Calorific value Octane number ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Incomplete combustion of fuel in the furnace is judged by high __________ of the flue gases. O₂ content CO content Dew point CO₂ content O₂ content CO content Dew point CO₂ content ANSWER DOWNLOAD EXAMIANS APP
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