Fuels and Combustion As the equilibrium moisture content of the coal increases, its Calorific value increases Swelling number decreases Swelling number increases Bulk density decreases Calorific value increases Swelling number decreases Swelling number increases Bulk density decreases ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Main use of hard coke produced by high temperature carbonisation is in the Iron blast furnace Domestic ovens Cupola in foundaries Sinter making Iron blast furnace Domestic ovens Cupola in foundaries Sinter making ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Ignition temperature decreases progressively from anthracite to lignite, because Carbon content decreases Volatile matter content increases Ash content increases Moisture content increases Carbon content decreases Volatile matter content increases Ash content increases Moisture content increases ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A sample of natural gas containing 80% methane (CH₄) and rest nitrogen (N₂) is burnt with 20% excess air. With 80% of the combustibles producing CO₂ and the reminder going to CO, the Orsat analysis in volume percent is CO₂ : 7.60, CO : 1.90, O₂ : 4.75, N₂ : 85.74 CO₂ : 6.26, CO : 1.56, O₂ : 3.91, H₂O :15.66, N₂ : 72.60 CO₂ : 7.42, CO : 1.86, O₂ : 4.64, N₂:86.02 CO₂ : 6.39, CO : 1.60, O₂ : 3.99, H₂O:25.96, N₂:72.06 CO₂ : 7.60, CO : 1.90, O₂ : 4.75, N₂ : 85.74 CO₂ : 6.26, CO : 1.56, O₂ : 3.91, H₂O :15.66, N₂ : 72.60 CO₂ : 7.42, CO : 1.86, O₂ : 4.64, N₂:86.02 CO₂ : 6.39, CO : 1.60, O₂ : 3.99, H₂O:25.96, N₂:72.06 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Fossil fuels mean Liquid fuels Those fuels which are found in the crust of earth Solid fuels Premature fuels with low calorific value Liquid fuels Those fuels which are found in the crust of earth Solid fuels Premature fuels with low calorific value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is not a micro component present in coal? Fusinite Clarain Liptinite Micrinite Fusinite Clarain Liptinite Micrinite ANSWER DOWNLOAD EXAMIANS APP
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