18382. The efficiency of reaction turbine is maximum when (where α = Angle made by the absolute velocity (V) at inlet)

[A]. Vb = 0.5 V cos α
[B]. Vb = V cos α
[C]. Vb = 0.5 V2 cos α
[D]. Vb = V2 cos α
✅ The correct answer is option B.

Leave a Comment

Your email address will not be published. Required fields are marked *

Scroll to Top