The maximum efficiency of a De-Laval turbine is (where α = Nozzle angle)
Answer: Option B
The pressure compounded impulse turbine as compared to velocity compounded turbine require __________ number of stages.
Answer: Option C
In a reaction turbine when the degree of reaction is zero, then there is
Answer: Option A
The effect of friction in the nozzle __________ dryness fraction of steam.
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
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