In case of a Medium runner, tan (α1) CANNOT be given by (α1 = Guide – McqOptions

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1.	In case of a Medium runner, tan (α1) CANNOT be given by (α1 = Guide vane angle at inlet)?
A.	Vf1 / Vw1
B.	Vr1 / Vw1
C.	Vr1 / u1
D.	Vw1 / u1
Answer» E.

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