Question

What is whirl velocity

Answer 1

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$\huge\boxed{Answer}$

The whirl velocity is the tangential component of absolute velocity at the blade inlet and outlet. This component of velocity is responsible for the whirling or rotating of the turbine rotor.

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Answer 2

Answer:

the work done across blade is measured in terms of whirl velocity. The whirl velocity is tangential component of absolute velocity of blade inlet and outlet