Fuels and Combustion Which of the following gaseous fuels has the highest net calorific value (kcal/Nm³)? Liquified petroleum gas Producer gas Natural gas Carburetted water gas Liquified petroleum gas Producer gas Natural gas Carburetted water gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The ratio of % total carbon obtained in the ultimate analysis of coke and % fixed carbon obtained in the proximate analysis is always > 1 1 Unpredictable < 1 > 1 1 Unpredictable < 1 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Caking index of coal blend used for blast furnace coke making is about 8 36 22 12 8 36 22 12 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Volumetric ratio of N₂ to O₂ in dry atmospheric air is 0.79 0.21 3.76 4.76 0.79 0.21 3.76 4.76 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal with high ash content Is not subjected to washing Has higher calorific value Is harder and stronger Has low quantity of mineral matter Is not subjected to washing Has higher calorific value Is harder and stronger Has low quantity of mineral matter ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High excess air in combustion of fuels results in Smoky flame None of these Increased fuel consumption Incomplete combustion Smoky flame None of these Increased fuel consumption Incomplete combustion ANSWER DOWNLOAD EXAMIANS APP
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