Fuels and Combustion Which of the following fuel gases will require maximum amount of air for combustion of 1 Nm³ gas ? Natural gas Producer gas Blast furnace gas Water gas Natural gas Producer gas Blast furnace gas Water gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following would require maximum amount of % excess air for complete combustion? Furnace oil Pulverised coal Lump coal (fixed on chain grate) Coke oven gas Furnace oil Pulverised coal Lump coal (fixed on chain grate) Coke oven gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High excess air in combustion of fuels results in Smoky flame Incomplete combustion None of these Increased fuel consumption Smoky flame Incomplete combustion None of these Increased fuel consumption ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Efficiency of the combustion of a fuel is judged by the __________ the flue gas. %of CO₂ in Temperature of Colour of % of O₂in %of CO₂ in Temperature of Colour of % of O₂in ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Pulverised coal used in boiler firing need not have High bulk density Less moisture content Lower ash content High fusion point of its ash High bulk density Less moisture content Lower ash content High fusion point of its ash ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of Light paraffinic fuel oils is lower than that of equivalent olefins Light paraffinic fuel oils is higher than that of equivalent olefins Light paraffinic fuel oils is equal to that of equivalent olefins N-paraffin is lower than that of iso-paraffins of the same compounds Light paraffinic fuel oils is lower than that of equivalent olefins Light paraffinic fuel oils is higher than that of equivalent olefins Light paraffinic fuel oils is equal to that of equivalent olefins N-paraffin is lower than that of iso-paraffins of the same compounds ANSWER DOWNLOAD EXAMIANS APP
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