Fuels and Combustion Producer gas containing least amount of tar is produced by the Partial combustion of coal High pressure gasification of coal (e.g. in Lurgi gasifier) Partial combustion of large size (< 50 mm) coke Atmospheric pressure gasification of coal (e.g., in Kopper-Totzek gasifier) Partial combustion of coal High pressure gasification of coal (e.g. in Lurgi gasifier) Partial combustion of large size (< 50 mm) coke Atmospheric pressure gasification of coal (e.g., in Kopper-Totzek gasifier) ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion If the specific heat of gaseous products of combustion of a fuel is high, the abiabatic flame temperature will be Low None of these Very high, if the fuel is of low calorific value High Low None of these Very high, if the fuel is of low calorific value High ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coking coals are invariably Anthracites Semi-anthracites Lignites Bituminous coals Anthracites Semi-anthracites Lignites Bituminous coals ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Natural draught produced by a chimney depends upon the Height of the chimney Both A & B Density of the chimney gases Neither A nor B Height of the chimney Both A & B Density of the chimney gases Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following coal gasification processes will produce gas having maximum methane content? Kopper-Totzek process All of these Lurgi process Winkler process Kopper-Totzek process All of these Lurgi process Winkler process ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion __________ has the widest inflammability limit (explosion limit) of all the gases. Carbon monoxide Acetylene Hydrogen Methane Carbon monoxide Acetylene Hydrogen Methane ANSWER DOWNLOAD EXAMIANS APP
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