Fuels and Combustion Short/intense flame is produced during combustion of gaseous fuel by using Very little excess air Low amount/current of combustion air High amount/current of combustion air Preheated secondary air Very little excess air Low amount/current of combustion air High amount/current of combustion air Preheated secondary air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Blast furnace gas is a very poisonous gas because of its predominantly high __________ content. H₂O CO CH₄ CO₂ H₂O CO CH₄ CO₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A fuel with high heat release rate will Require smaller combustion chamber None of these Have high calorific value Have high adiabatic flame temperature Require smaller combustion chamber None of these Have high calorific value Have high adiabatic flame temperature ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal containing high amount of volatile matter will have High fusion point of its ash Low ignition temperature Very little ash content Low adiabatic flame temperature High fusion point of its ash Low ignition temperature Very little ash content Low adiabatic flame temperature ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Main component of sewage gas produced during aneorobic decomposition of organic waste (by suitable bacteria) during sewage disposal is CH₄ CO₂ N₂ H₂ CH₄ CO₂ N₂ H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion C/H ratio is the maximum in case of Furnace oil Natural gas Coal Naphtha Furnace oil Natural gas Coal Naphtha ANSWER DOWNLOAD EXAMIANS APP
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