Steam Boilers, Engines, Nozzles and Turbines The diameters of fire tubes and superheater tubes in locomotive boiler are 24.5 mm, 65 mm 47.5 mm, 130 mm 32.5 mm, 180 mm 65.5 mm, 210 mm 24.5 mm, 65 mm 47.5 mm, 130 mm 32.5 mm, 180 mm 65.5 mm, 210 mm ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The maximum efficiency of a reaction turbine is (1 + sin²α)/2 sin²α 2 cos²α/(1 + cos²α) (1 + cos²α)/2 cos²α 2 sin²α/(1 + sin²α) (1 + sin²α)/2 sin²α 2 cos²α/(1 + cos²α) (1 + cos²α)/2 cos²α 2 sin²α/(1 + sin²α) 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. 60°C 0°C 100°C 40°C 60°C 0°C 100°C 40°C ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Tertiary air is the air used to Transport and dry the coal Cool the scanners Convert CO (formed in lower zone of furnace) into CO₂ at higher zone Provide air around burners for obtaining optimum combustion Transport and dry the coal Cool the scanners Convert CO (formed in lower zone of furnace) into CO₂ at higher zone Provide air around burners for obtaining optimum combustion ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Reheating of steam in a turbine Increases the work-done through the turbine All of these Reduces wear on the blades Increases the efficiency of the turbine Increases the work-done through the turbine All of these Reduces wear on the blades Increases the efficiency of the turbine ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The expansion of steam in a nozzle follows Carnot cycle Stirling cycle Joule cycle Rankine cycle Carnot cycle Stirling cycle Joule cycle Rankine cycle ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS