Steam Boilers, Engines, Nozzles and Turbines Primary air is the air used to Provide air around burners for obtaining optimum combustion Air delivered by forced draft fan Convert CO (formed in lower zone of furnace) into CO₂ at higher zone Transport and dry the coal Provide air around burners for obtaining optimum combustion Air delivered by forced draft fan Convert CO (formed in lower zone of furnace) into CO₂ at higher zone Transport and dry the coal ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In an impulse reaction turbine, the pressure drops gradually and continuously over Moving blades Fixed blades Both fixed and moving blades None of these Moving blades Fixed blades Both fixed and moving blades None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines If a steam sample is nearly in dry condition, then its dryness fraction can be most accurately determined by Throttling calorimeter Combined separating and throttling calorimeter Separating calorimeter Bucket calorimeter Throttling calorimeter Combined separating and throttling calorimeter Separating calorimeter Bucket calorimeter ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of Cornish boiler is of the order of 23 m 1.52.5 m 2.53.5 m 12 m 23 m 1.52.5 m 2.53.5 m 12 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The Parsons' reaction turbine has Only moving blades Fixed and moving blades of different shape Only fixed blades Identical fixed and moving blades Only moving blades Fixed and moving blades of different shape Only fixed blades Identical fixed and moving blades ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The average operating pressure of Benson boiler is 250 bar 200 bar 100 bar 150 bar 250 bar 200 bar 100 bar 150 bar ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS