Fuels and Combustion The fuel ratio of a coal is Neither A nor B Helpful in estimation of its rank Both A and B The ratio of its percentage of fixed carbon to that of volatile matter Neither A nor B Helpful in estimation of its rank Both A and B The ratio of its percentage of fixed carbon to that of volatile matter ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is a rich fuel gas? Producer gas Coal gas from underground gasification of coal Refinery gases None of these Producer gas Coal gas from underground gasification of coal Refinery gases None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke oven gas burns with an yellowish flame, because of the presence of NH₃ CO₂ CH₄ H₂ NH₃ CO₂ CH₄ H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High excess air in combustion of fuels results in Incomplete combustion Increased fuel consumption None of these Smoky flame Incomplete combustion Increased fuel consumption None of these Smoky flame ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The calorific value of 'LPG' (50% propane + 50% butane) is about __________ kcal/Nm³. 5000 10, 000 15, 000 25, 000 5000 10, 000 15, 000 25, 000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Abrasion index of blast furnace coke should be around __________ percent. 20 80 55 35 20 80 55 35 ANSWER DOWNLOAD EXAMIANS APP
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