Fuels and Combustion The gasification reaction represented by, C + H₂O = CO + H₂, is Catalytic Autocatalytic Endothermic Exothermic Catalytic Autocatalytic Endothermic Exothermic ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Stack heat losses can be minimised by Controlling the excess air Oxygen enrichment of combustion air Maintaining proper draft in the furnace Using low c.v. fuels Controlling the excess air Oxygen enrichment of combustion air Maintaining proper draft in the furnace Using low c.v. fuels ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The maximum adiabatic flame temperature is attained, when the fuel is burnt with Less than theoretically required amount of air More than theoretically required amount of air Theoretically required amount of air Theoretically required amount of oxygen Less than theoretically required amount of air More than theoretically required amount of air Theoretically required amount of air Theoretically required amount of oxygen ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Sometimes water is sprayed during coal charging in the coke oven, which helps in Controlling the dust nuisance while charging the coal Reducing the cracking of hydrocarbons in the gas and increasing the percentage of CO & H₂ in the gas (due to the endothermic reaction represented by C + H₂O = CO + H₂) Prevention of clinker formation in the oven All of these Controlling the dust nuisance while charging the coal Reducing the cracking of hydrocarbons in the gas and increasing the percentage of CO & H₂ in the gas (due to the endothermic reaction represented by C + H₂O = CO + H₂) Prevention of clinker formation in the oven All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion C.V. (kcal/Nm³) of gaseous fuels __________ with increase in molecular weight. Increases Remains constant May increase or decrease, depends on combustibles Decreases Increases Remains constant May increase or decrease, depends on combustibles Decreases ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High sulphur (4-6%) coal in India are found in Bengal Andhra Pradesh Madhya Pradesh Assam Bengal Andhra Pradesh Madhya Pradesh Assam ANSWER DOWNLOAD EXAMIANS APP
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