Fuels and Combustion The hottest part of the flame lies in its____zone. Unburnt gases Luminous Non-luminous Yellow Unburnt gases Luminous Non-luminous Yellow ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke oven gas produced by high temperature carbonisation of coal (as compared to that produced by low temperature carbonisation), has Higher calorific value Neither A nor B Both A & B Lower hydrogen content Higher calorific value Neither A nor B Both A & B Lower hydrogen content ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Efficiency of the combustion of a fuel is judged by the __________ the flue gas. % of O₂in Temperature of %of CO₂ in Colour of % of O₂in Temperature of %of CO₂ in Colour of ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Theoretical flame temperature of a fuel is that temperature which is attained, when the fuel is completely burnt 'using theoretical amount of air in Oxygen Either A or B Air Either A or C without gain or loss of heat Oxygen Either A or B Air Either A or C without gain or loss of heat ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The calorific value of producer gas is around __________ kcal/Nm³ 500 4500 9000 1300 500 4500 9000 1300 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Ash content in the coke produced from a coking coal having 20% ash may be around __________ percent. 12 24 6 18 12 24 6 18 ANSWER DOWNLOAD EXAMIANS APP
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