The stage efficiency (ηS) is given by (where ηB = Blading efficiency, and ηN = Nozzle efficiency) Options: A . &nbspηS = ηB × ηN B . &nbspηS = ηB / ηN C . &nbspηS = ηN / ηB D . &nbspNone of these

The stage efficiency (ηS) is given by (where ηB = Blading efficiency, and ηN

Question

The stage efficiency (ηS) is given by (where ηB = Blading efficiency, and ηN = Nozzle efficiency)

Options:

A . ηS = ηB × ηN

B . ηS = ηB / ηN

C . ηS = ηN / ηB

D . None of these

Answer: Option A

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