Mechanical Engineering - Steam Nozzles and Turbines - Discussion

18. 

In an ideal impulse turbine, the

[A]. absolute velocity at the inlet of moving blade is equal to that at the outlet
[B]. relative velocity at the inlet of the moving blade is equal to that at the outlet
[C]. axial velocity at inlet is equal to that at the outlet
[D]. whirl velocity at inlet is equalto that at the outlet

Answer: Option B

Explanation:

No answer description available for this question.

Anurup said: (May 15, 2017)  
Because friction remains constant.

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