Fuels and Combustion Low temperature oxidation of coal resulting from bad storage conditions does not decrease its Calorific value Oxygen content Caking power Hydrogen content Calorific value Oxygen content Caking power Hydrogen content ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal having higher volatile matter content will necessarily have lower Ash fusion temperature Caking index Calorific value Ignition temperature Ash fusion temperature Caking index Calorific value Ignition temperature ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke compared to the coal from which it has been made, contains Less volatile matter All of these Greater percentage of ash More carbon Less volatile matter All of these Greater percentage of ash More carbon ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The maximum adiabatic flame temperature in air is __________ the maximum flame temperature in pure oxygen. Higher than Same as Lower than Not related to Higher than Same as Lower than Not related to ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion About __________ Nm³ of air will be required for the complete combustion of 2Nm³ of CO. 2 1 5 3 2 1 5 3 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 : 7.42, CO : 1.86, O₂ : 4.64, N₂:86.02 CO₂ : 6.26, CO : 1.56, O₂ : 3.91, H₂O :15.66, N₂ : 72.60 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 : 7.42, CO : 1.86, O₂ : 4.64, N₂:86.02 CO₂ : 6.26, CO : 1.56, O₂ : 3.91, H₂O :15.66, N₂ : 72.60 ANSWER DOWNLOAD EXAMIANS APP