(Solved): 12.3 (a) What is pressure coefficient for a centrifugal compressor stage? Derive y = 1- cot B ...

12.3 (a) What is pressure coefficient for a centrifugal compressor stage? Derive y = 1- ? cot B? and plot -? curves for radial, forward and backward-swept impeller blades. (b) Prove the following for isentropic flow in a radial-tipped impeller: y = 1 PA = (1 + -1/2 ) ²² ? Pro