Q272
The impulse turbine rotor efficiency will have a maximum value of 0.5 cos2 α, where α is the nozzle exit flow angle, if the
A.
Blades are equiangular
B.
Blade velocity coefficient is unity
C.
Blades are equiangular and frictionless
AnswerD.
Blade solidity is 0.65
Answer: Option C
Solution
Answer: Option C
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