Steam Boilers, Engines, Nozzles and Turbines
Stoichiometric quantity of air is the

Air required for optimum combustion so as to have reasonable excess air
Air present in atmosphere at NTP conditions
Air required to convert CO into CO₂
Air required for complete combustion of fuel with no excess air

ANSWER DOWNLOAD EXAMIANS APP

Steam Boilers, Engines, Nozzles and Turbines
In fire tube boilers

None of these
Forced circulation takes place
Water passes through the tubes which are surrounded by flames and hot gases
The flames and hot gases pass through the tubes which are surrounded by water

ANSWER DOWNLOAD EXAMIANS APP