Steam Boilers, Engines, Nozzles and Turbines The performance of a boiler is measured by the Steam produced in kg/kg of fuel burnt Amount of water evaporated per hour All of the listed here Steam produced in kg/h Steam produced in kg/kg of fuel burnt Amount of water evaporated per hour All of the listed here Steam produced in kg/h ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In impulse turbines, when friction is neglected, the relative velocity of steam at outlet tip of the blade is _________ the relative velocity of steam at inlet tip of the blade. None of these Greater than Less than Equal to None of these Greater than Less than Equal to ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines An economiser in a boiler Increases steam pressure Decreases steam pressure Increases steam flow Decreases fuel consumption Increases steam pressure Decreases steam pressure Increases steam flow Decreases fuel consumption ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The shell diameter of a Locomotive boiler is 2 m 2.5 m 1 m 1.5 m 2 m 2.5 m 1 m 1.5 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The draught (in mm of water), for maximum discharge of flue gases through the chimney, is given by (where H = Height of the chimney in meters, and T1 = Absolute temperature of air outside the chimney in K) T1 /88.25H 88.25H/T1 T1 /176.5H 176.5H/T1 T1 /88.25H 88.25H/T1 T1 /176.5H 176.5H/T1 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines O₂ content in atmospheric air on weight basis is 0.21 0.4 0.23 0.3 0.21 0.4 0.23 0.3 ANSWER DOWNLOAD EXAMIANS APP
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