Fuels and Combustion High sulphur content in a fuel __________ of the flue gases. Reduces the combustion efficiency by limiting the permissible temperature reduction Decreases the dew point Increases the dew point Both B & C Reduces the combustion efficiency by limiting the permissible temperature reduction Decreases the dew point Increases the dew point Both B & C ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following petrological constitutes is responsible for bright and lustrous black band of bituminous coal? Clarain Durain Fussain Vitrain Clarain Durain Fussain Vitrain ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Artificial draught produced by a fan can be controlled by the All of these Variation in the pitch of the fan blades Damper Speed of the fan All of these Variation in the pitch of the fan blades Damper Speed of the fan ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of tar is about __________ Kcal/kg. 5000 12000 8800 16000 5000 12000 8800 16000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Preheating of a gaseous fuel results in increased Flame length Ignition temperature Quantity of flue gas Flame temperature Flame length Ignition temperature Quantity of flue gas Flame temperature ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following reactions occuring during coal gasification is called the Neumann reversal reaction? 2CO ⟷ C + CO₂ C + H₂O ⟷ CO + H₂ CO + H₂O ⟷ CO₂ + H₂ C + 2H₂O ⟷ CO₂ + 2H₂ 2CO ⟷ C + CO₂ C + H₂O ⟷ CO + H₂ CO + H₂O ⟷ CO₂ + H₂ C + 2H₂O ⟷ CO₂ + 2H₂ ANSWER DOWNLOAD EXAMIANS APP