Fuels and Combustion Which of the following accounts for maximum energy loss in a boiler? Ash content in the fuel Unburnt carbon in flue gases Flue gases Incomplete combustion Ash content in the fuel Unburnt carbon in flue gases Flue gases Incomplete combustion ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following has the highest gross calorific value? Blast furnace gas Carburetted water gas Coke oven gas Oil refinery gas Blast furnace gas Carburetted water gas Coke oven gas Oil refinery gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Mott and Wheeler test is conducted on coke to find its Abradability Volatile matter content Reactivity with O₂ Phosphorus content Abradability Volatile matter content Reactivity with O₂ Phosphorus content ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The shift conversion reaction taking place during water gas manufacture is given by C + 2H₂O ⟷ CO₂ + 2H₂ CO + H₂O ⟷ CO₂ + H₂ None of these C + H₂O ⟷ CO + H₂ C + 2H₂O ⟷ CO₂ + 2H₂ CO + H₂O ⟷ CO₂ + H₂ None of these C + H₂O ⟷ CO + H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Efficient burning of anthracite coal requires All of these Low preheat of air Fine grinding High excess air All of these Low preheat of air Fine grinding High excess air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Critical Air Blast (CAB) value of coke is a direct measure of its None of these Hardness Reactivity Strength None of these Hardness Reactivity Strength ANSWER DOWNLOAD EXAMIANS APP