Fuels and Combustion Pitch creosote mixture (PCM) as compared to furnace oil is a better fuel, because its Emissivity factor is higher All of these Flue gas has lower dew point thereby facilitating more waste heat recovery Sulphur content is lower Emissivity factor is higher All of these Flue gas has lower dew point thereby facilitating more waste heat recovery Sulphur content is lower ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Use of preheated air for combustion of fuel in the furnace, increases the Calorific value of the fuel Flame temperature Scale losses of the furnace stock None of these Calorific value of the fuel Flame temperature Scale losses of the furnace stock None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Washing of coal decreases its Ash content Both B and C Mineral matter content Caking index Ash content Both B and C Mineral matter content Caking index 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 None of these 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 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal having higher volatile matter content, has lower Chance of catching fire during storage in open space Smoking tendency on burning Coke oven gas yield on carbonisation Ignition temperature Chance of catching fire during storage in open space Smoking tendency on burning Coke oven gas yield on carbonisation Ignition temperature ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Assam coals suffers mainly from the disadvantage of high __________ content. Sulphur (4-6%) Moisture Volatile matter Ash Sulphur (4-6%) Moisture Volatile matter Ash ANSWER DOWNLOAD EXAMIANS APP
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