Steam Nozzles and Turbines - Engineering

Q1:

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

D blade solidity is 0.65

ANS:C - blades are equiangular and frictionless

Explanation: No answer description is available.