Fuels and Combustion If oxygen content in the flue gas rises too high, fuel is being wasted by Moisture loss Dry gas/stack gas loss Incomplete combustion None of these Moisture loss Dry gas/stack gas loss Incomplete combustion None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A fuel containing carbon and carbon monoxide (but containing no hydrogen or its compounds) is burnt in pure oxygen at constant pressure. Its gross calorific value as compared to net calorific value will be Same Less Data insufficient; can't be predicted More Same Less Data insufficient; can't be predicted More ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke oven gas burns with an yellowish flame, because of the presence of CH₄ H₂ CO₂ NH₃ CH₄ H₂ CO₂ NH₃ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion As time passes, the calorific value of stored coal Decreases Increases May increase or decrease (depends on the method of storage) Remains unaltered Decreases Increases May increase or decrease (depends on the method of storage) Remains unaltered ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following fuel gases is heavier than air? Natural gas Water gas Blast furnace gas Coke oven gas Natural gas Water gas Blast furnace gas Coke oven gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In Lurgi coal gasifier, Entrainment of solids is higher Low carbon conversion efficiency is achieved Coking coals cannot be used Larger quantity of coal can be processed Entrainment of solids is higher Low carbon conversion efficiency is achieved Coking coals cannot be used Larger quantity of coal can be processed ANSWER DOWNLOAD EXAMIANS APP
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