51. In a Parson's turbine stage, blade velocity is 320 m/s at the mean radius and rotor blade exit angle is 30°. For minimum kinetic energy of the steam leaving the stage, the steam velocity at the exit of the rotor will be
52. The pressure of steam __________ while flowing through a nozzle.
53. In a single acting steam engine
54. Willian’s line for the steam engine is a straight line relationship between the steam consumption per hour and
55. In natural circulation type boiler,
56. In forced recirculation type boiler,
57. A steam turbine, in which a part of the steam after partial expansion, is used for process heating and the remaining steam is further expanded for power generation, is known as
58. 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.
59. The missing quantity per stroke is equal to
60. Water boils when its vapor pressure
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