Fuels and Combustion Coal tar (produced by high temperature carbonisation) is the main source of Paraffins Olefins Alphatic compounds Aromatic compounds Paraffins Olefins Alphatic compounds Aromatic compounds ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of coke oven gas is around __________ Kcal/Nm³. 7500 2000 4200 900 7500 2000 4200 900 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Preheating of __________ the flame temperature. The gaseous fuel before combustion decreases Either the fuel or the air or both, increases Combustion air decreases Either the fuel or the air does not affect The gaseous fuel before combustion decreases Either the fuel or the air or both, increases Combustion air decreases Either the fuel or the air does not affect ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Light oil whose major component is benzol, is obtained by the distillation of crude tar in the temperature range of __________ °C. 80-170 250-270 200-300 280-300 80-170 250-270 200-300 280-300 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Method of maintaining fires in furnace during standby periods without undue consumption of fuel is called Under pressurising Back draughting Banking None of these Under pressurising Back draughting Banking None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Oxygen content in a flue gas was found to be 4%. It implies that excess air used for combustion was around __________ percent. 4 96 40 20 4 96 40 20 ANSWER DOWNLOAD EXAMIANS APP
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