Fuels and Combustion Adiabatic flame temperature of a fuel is dependent on the initial temperature of Air Fuel Both A & B Neither A nor B Air Fuel Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion __________ prohibits the use of alcohols directly in petrol engines. Low octane number Low flash point High cost & availability Low calorific value Low octane number Low flash point High cost & availability Low calorific value 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 : 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 : 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 : 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 : 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
Fuels and Combustion The hottest part of the flame lies in its____zone. Unburnt gases Non-luminous Luminous Yellow Unburnt gases Non-luminous Luminous Yellow ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Yield of coke oven gas in low temperature carbonisation of coal is about __________ Nm³ /ton of dry coal. 500 60 160 750 500 60 160 750 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion When the coal is heated in absence of air, it is called its Carbonisation Gasification Coalification Deoxidation Carbonisation Gasification Coalification Deoxidation ANSWER DOWNLOAD EXAMIANS APP