Fuels and Combustion __________ present in coal is not determined in its ultimate analysis. Fixed carbon Hydrogen Nitrogen Total carbon Fixed carbon Hydrogen Nitrogen Total carbon 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 More Less Data insufficient; can't be predicted Same More Less Data insufficient; can't be predicted Same ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Short/intense flame is produced during combustion of gaseous fuel by using Very little excess air High amount/current of combustion air Preheated secondary air Low amount/current of combustion air Very little excess air High amount/current of combustion air Preheated secondary air Low amount/current of combustion air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Deficiency of combustion air during combustion of a gaseous fuel Both A & B Lengthens the flame Shortens the flame Causes heat loss of fuel by its partial combustion Both A & B Lengthens the flame Shortens the flame Causes heat loss of fuel by its partial combustion ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion If oxygen content in the flue gas rises too high, fuel is being wasted by Dry gas/stack gas loss None of these Moisture loss Incomplete combustion Dry gas/stack gas loss None of these Moisture loss Incomplete combustion ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The calorific value of natural gas is about __________ kcal/Nm³. 35, 000 2500 10, 000 25, 000 35, 000 2500 10, 000 25, 000 ANSWER DOWNLOAD EXAMIANS APP
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