Steam Boilers, Engines, Nozzles and Turbines The ratio of the actual vacuum to the ideal vacuum in a condenser is called Vacuum efficiency Nozzle efficiency Boiler efficiency Condenser efficiency Vacuum efficiency Nozzle efficiency Boiler efficiency Condenser efficiency 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. 0°C 40°C 100°C 60°C 0°C 40°C 100°C 60°C ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The number of water level indicators in a boiler are generally __________ in number. Four One Two Three Four One Two Three ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Boiler stays are used to Prevent flat surfaces under pressure from tearing apart Take care of failure in compression Provide support for boiler Take care of failure in shear Prevent flat surfaces under pressure from tearing apart Take care of failure in compression Provide support for boiler Take care of failure in shear ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a boiler, the heat is lost All of these To steam formed by combustion of hydrogen per kg of fuel To dry flue gases In moisture present in the fuel All of these To steam formed by combustion of hydrogen per kg of fuel To dry flue gases In moisture present in the fuel ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The discharge of steam in a convergent-divergent nozzle __________ after the throat (i.e. in the divergent portion of the nozzle) None of these Increases Decreases Remains constant None of these Increases Decreases Remains constant ANSWER DOWNLOAD EXAMIANS APP
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