I am working q530 on the 2016 thermal fluids practice exam.
The question is asking for the turning efficiency from State 1 to state 2. At state 1, p=900 psia, T=900F. At state 2, P=96 psia, T= 450. I get h1 = 1452, s1=1.6262 and h2(actual) = 1254 from superheated tables. However, the solution...