Fuels and Combustion Advantages of fluidised bed combustion are Reduced NOx formation in flue gas High heat transfer rate Lower furnace operating temperature All of these Reduced NOx formation in flue gas High heat transfer rate Lower furnace operating temperature All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of tar is about __________ Kcal/kg. 5000 12000 8800 16000 5000 12000 8800 16000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Naphthalene recovered from coke oven gas is used For making electrodes As a fuel in furnaces As moisture proof coating on fibres As moth balls (insecticides) For making electrodes As a fuel in furnaces As moisture proof coating on fibres As moth balls (insecticides) ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Stack heat losses can be minimised by Maintaining proper draft in the furnace Controlling the excess air Using low c.v. fuels Oxygen enrichment of combustion air Maintaining proper draft in the furnace Controlling the excess air Using low c.v. fuels Oxygen enrichment of combustion air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The cuprous chloride used in orsat apparatus can absorb All of these Both CO and CO₂ Both CO and O₂ Only CO All of these Both CO and CO₂ Both CO and O₂ Only CO ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion C.V. (kcal/Nm³) of gaseous fuels __________ with increase in molecular weight. Decreases May increase or decrease, depends on combustibles Remains constant Increases Decreases May increase or decrease, depends on combustibles Remains constant Increases ANSWER DOWNLOAD EXAMIANS APP