Fuels and Combustion Spontaneous combustion of coal on storage results due to All of these Low temperature oxidation Inadequate ventilation Storage in large heaps with small surface to volume ratio All of these Low temperature oxidation Inadequate ventilation Storage in large heaps with small surface to volume ratio ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following coal gasification processes will produce gas having maximum methane content? All of these Lurgi process Kopper-Totzek process Winkler process All of these Lurgi process Kopper-Totzek process Winkler process ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which will have the least volatile matter and hence will be the most difficult to ignite? Aanthracite Coke Semi-bituminous coal Bituminous coal Aanthracite Coke Semi-bituminous coal Bituminous coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The heat of combustion of a fuel Can't be known without calculating it Is equal to the heat of formation Is always positive Is always negative Can't be known without calculating it Is equal to the heat of formation Is always positive Is always negative ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke made in narrower by-product coke ovens (as compared to wider ovens) is Stronger Less reactive Smaller in size All of these Stronger Less reactive Smaller in size All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Water gas constitutes mainly of CH₄ & H₂ CO & H₂ CO₂ & H₂ CO & N₂ CH₄ & H₂ CO & H₂ CO₂ & H₂ CO & N₂ ANSWER DOWNLOAD EXAMIANS APP
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