The values of enthalpies at the stator inlet and rotor outlet of a hydraulic turbomachine stage are h1 and h3 respectively. The enthalpy at the stator outlet (or, rotor inlet) is h2. The condition (h2 – h1) = (h3 – h2) indicates that the degree of reaction of this stage is

The values of enthalpies at the stator inlet and rotor outlet of a hyd

1.	The values of enthalpies at the stator inlet and rotor outlet of a hydraulic turbomachine stage are h1 and h3 respectively. The enthalpy at the stator outlet (or, rotor inlet) is h2. The condition (h2 – h1) = (h3 – h2) indicates that the degree of reaction of this stage is
A.	zero
B.	50%
C.	75%
D.	100%
Answer» C. 75%