Fuels and Combustion Calorific value of coke oven gas is around __________ Kcal/Nm³. 2000 4200 900 7500 2000 4200 900 7500 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Method of maintaining fires in furnace during standby periods without undue consumption of fuel is called Back draughting None of these Banking Under pressurising Back draughting None of these Banking Under pressurising ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Froth floatation is used for All of these Washing fine coal dust (< 0.5 mm size) Washing lump coal (> 80 mm size) Removing ash from the coal based on difference in specific gravity of coal and ash All of these Washing fine coal dust (< 0.5 mm size) Washing lump coal (> 80 mm size) Removing ash from the coal based on difference in specific gravity of coal and ash ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The shift conversion reaction taking place during water gas manufacture is given by CO + H₂O ⟷ CO₂ + H₂ None of these C + 2H₂O ⟷ CO₂ + 2H₂ C + H₂O ⟷ CO + H₂ CO + H₂O ⟷ CO₂ + H₂ None of these C + 2H₂O ⟷ CO₂ + 2H₂ C + H₂O ⟷ CO + H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Presence of nitrogen in combustion air does not reduce the Amount of heat liberated Flame temperature Flue gas temperature Any of the above Amount of heat liberated Flame temperature Flue gas temperature Any of the above ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Washing of coal Improves its coking properties Reduces its sulphur and ash content Controls its ash fusibility and increases its calorific value All of these Improves its coking properties Reduces its sulphur and ash content Controls its ash fusibility and increases its calorific value All of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS