Fuels and Combustion Higher efficiency in the combustion of solid fuel can not be achieved by Keeping the flue gas exhaust temperature very high Supplying correct quantity of combustion air Proper fuel preparation Adopting efficient-fuel firing technique & equipment Keeping the flue gas exhaust temperature very high Supplying correct quantity of combustion air Proper fuel preparation Adopting efficient-fuel firing technique & equipment ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is not a by-product recovered in a high temperature coal carbonisation plant? Ethylene Benzol Pitch-cresosote mixture (PCM) Napthalene Ethylene Benzol Pitch-cresosote mixture (PCM) Napthalene ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The hottest part of the flame lies in its____zone. Luminous Yellow Non-luminous Unburnt gases Luminous Yellow Non-luminous Unburnt gases ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Preheating of combustion air is done to Reduce its requirement for effecting the complete combustion Complete the combustion of fuel Increase the adiabatic flame temperature Increase the calorific value of the fuel Reduce its requirement for effecting the complete combustion Complete the combustion of fuel Increase the adiabatic flame temperature Increase the calorific value of the fuel ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increase in the oxygen content of the coal, its __________ decreases. Caking power Neither A nor B Calorific value Both A & B Caking power Neither A nor B Calorific value Both A & B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Incomplete combustion of fuel in the furnace is judged by high __________ of the flue gases. O₂ content Dew point CO content CO₂ content O₂ content Dew point CO content CO₂ content ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS