Fuels and Combustion The calorific value of L.D. converter gas is about __________ Kcal/Nm³ . 1800 800 10000 4500 1800 800 10000 4500 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 : 6.39, CO : 1.60, O₂ : 3.99, H₂O:25.96, N₂:72.06 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 : 7.60, CO : 1.90, O₂ : 4.75, N₂ : 85.74 CO₂ : 6.39, CO : 1.60, O₂ : 3.99, H₂O:25.96, N₂:72.06 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 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Temperature of coke oven gas just before entering into saturator (for recovery of NH₃) is about __________ °C. 30 65 180 120 30 65 180 120 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal with high __________ content, would ignite most easily. Oxygen Ash Fixed carbon Volatile matter Oxygen Ash Fixed carbon Volatile matter ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A good coking coal should have high __________ content. None of these Ash Sulphur & phosphorus Moisture None of these Ash Sulphur & phosphorus Moisture ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal having high volatile matter content will Have a very high calorific value None of these Burn with a small non-smoky flame Give less yield of tar and gas on carbonisation Have a very high calorific value None of these Burn with a small non-smoky flame Give less yield of tar and gas on carbonisation ANSWER DOWNLOAD EXAMIANS APP