Fuels and Combustion Most of the coking coals are Bituminous None of these Anthracite Lignite Bituminous None of these Anthracite Lignite 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 The most matured coal out of the following is Sub-bituminous Lignite Bituminous Semi-anthracite Sub-bituminous Lignite Bituminous Semi-anthracite ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Flue gas obtained on complete combustion of pure acetylene (a hydrocarbon fuel) will contain Both B & C CO₂ CO H₂O Both B & C CO₂ CO H₂O ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion For the case of a fuel gas undergoing combustion with air, if the air/fuel ratio is increased, the adiabatic flame temperature will Increase or decrease depending on the fuel type Increase Not change Decrease Increase or decrease depending on the fuel type Increase Not change Decrease ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Highly caking coals May damage the coke oven walls during carbonisation Both B and C Produce weak coke Produce strong coke May damage the coke oven walls during carbonisation Both B and C Produce weak coke Produce strong coke ANSWER DOWNLOAD EXAMIANS APP
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