The velocity of whirl at outlet for an axial discharge turbine is

More Questions from Steam 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.
• The friction present between the steam and the nozzle surfaces reduces the heat drop by
• In a reaction turbine when the degree of reaction is zero, then there is
• Degree of reaction is defined as the ratio of
• The maximum efficiency of a De-Laval turbine is (where α = Nozzle angle)
• 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
• The critical pressure ratio is given by (where p1 = Initial pressure of steam, and p2 = Pressure of steam at throat or critical pressure)
• The effect of friction in the nozzle __________ dryness fraction of steam.
• In a reaction turbine, when steam flows through the moving blades,
• In turbines, the fluid undergoes a continuous steady flow process and the speed of flow is

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