Fuels and Combustion Overfire burning in a furnace is a phenomenon characterised by the None of these Burning of carbon monoxide and other incombustibles in upper zone of furnace by supplying more air Supply of excess air Supply of excess fuel None of these Burning of carbon monoxide and other incombustibles in upper zone of furnace by supplying more air Supply of excess air Supply of excess fuel ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is not a micro component present in coal? Clarain Liptinite Fusinite Micrinite Clarain Liptinite Fusinite Micrinite ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coalification means the Direct hydrogenation of coal Complete combustion of coal Process of conversion of lignite into anthracite Underground gasification of coal Direct hydrogenation of coal Complete combustion of coal Process of conversion of lignite into anthracite Underground gasification of coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High rate of heating of coke ovens May damage its walls due to abrupt excessive swelling of coal None of these Produces larger size coke Increases the time of carbonisation May damage its walls due to abrupt excessive swelling of coal None of these Produces larger size coke Increases the time of carbonisation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Naphthalene recovered from coke oven gas is used As a fuel in furnaces As moth balls (insecticides) As moisture proof coating on fibres For making electrodes As a fuel in furnaces As moth balls (insecticides) As moisture proof coating on fibres For making electrodes ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coking time in beehive coke oven is about 2-3 days Two weeks One week 12 hours 2-3 days Two weeks One week 12 hours ANSWER DOWNLOAD EXAMIANS APP
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