Steam Boilers, Engines, Nozzles and Turbines Primary air is the air used to 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 Provide air around burners for obtaining optimum combustion ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The amount of water evaporated from feed water at _________ into dry and saturated steam at 100° C at normal atmospheric pressure is called equivalent evaporation from and at 100° C. 100°C 60°C 40°C 0°C 100°C 60°C 40°C 0°C ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The fire tubes in a Locomotive boiler has __________ diameter. 7.45 mm 47.5 mm 5.47 mm 4.75 mm 7.45 mm 47.5 mm 5.47 mm 4.75 mm ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The state of vapor under saturation condition is described by Pressure alone Pressure and dryness fraction Pressure and temperature Temperature alone Pressure alone Pressure and dryness fraction Pressure and temperature Temperature alone ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Clearance ratio is the ratio of Clearance volume to the volume at cut-off Swept volume to the clearance volume Volume at cut-off to the swept volume Clearance volume to the swept volume Clearance volume to the volume at cut-off Swept volume to the clearance volume Volume at cut-off to the swept volume Clearance volume to the swept volume ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Stoichiometric quantity of air is the Air required for complete combustion of fuel with no excess air Air present in atmosphere at NTP conditions Air required for optimum combustion so as to have reasonable excess air Air required to convert CO into CO₂ Air required for complete combustion of fuel with no excess air Air present in atmosphere at NTP conditions Air required for optimum combustion so as to have reasonable excess air Air required to convert CO into CO₂ ANSWER DOWNLOAD EXAMIANS APP