Steam Nozzles and Turbines - Engineering

Q1:

For a Parson's reaction turbine, if α1 and α2 are fixed blade angles at inlet and exit respectively and β1 and β2 are the moving blade angles at entrance and exit respectively, then

A α1 = α2 and β1 = β2

B α1 = β1 and α2 = β2

C α1 < β1 and α2 > β2

D α1 = β2 and β1 = α2

ANS:D - α1 = β2 and β1 = α2

Explanation: No answer description is available.