Fuels and Combustion Which of the following is not used as a binder in coal briquetting? Molasses Pitch Tar Line Molasses Pitch Tar Line ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coal is heated in absence of air for 7 minutes at a temperature of about __________ °C, during its volatile matter determination for proximate analysis. 950 1150 750 550 950 1150 750 550 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The main function of primary air in pulverised coal fired burner is to Have proper combustion by supplying it around the burner Dry and transport the coal Burn CO to CO₂ Preheat the tertiary air used for complete combustion of CO to CO₂ Have proper combustion by supplying it around the burner Dry and transport the coal Burn CO to CO₂ Preheat the tertiary air used for complete combustion of CO to CO₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Emission of dense white smoke out of the chimney of a thermal power plant is an indication of the use of Too much air for combustion Less air for combustion Pulverised coal in boilers Correct amount of air for combustion Too much air for combustion Less air for combustion Pulverised coal in boilers Correct amount of air for combustion ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coals used for the generation of producer gas should have High volatile matter content Very low ash content (8-10%) Low fusion point of ash High caking index High volatile matter content Very low ash content (8-10%) Low fusion point of ash High caking index ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of bituminous coal may be around __________ Kcal/kg. 20000 1500 6500 500 20000 1500 6500 500 ANSWER DOWNLOAD EXAMIANS APP