question_answer

Which one of the following correctly expresses the specific speed of a turbine and a pump, respectively?

A) \[\frac{N\sqrt{Q}}{{{H}^{3/4}}},\frac{N\sqrt{P}}{{{H}^{5/4}}}\]      

B) \[\frac{N\sqrt{P}}{{{H}^{3/4}}},\frac{N\sqrt{Q}}{{{H}^{5/4}}}\]

C) \[\frac{N\sqrt{P}}{{{H}^{5/4}}},\frac{N\sqrt{Q}}{{{H}^{3/4}}}\]      

D) \[\frac{N\sqrt{P}}{{{H}^{7/4}}},\frac{N\sqrt{Q}}{{{H}^{3/4}}}\]