Mechanical Engineering - Hydraulic Machines - Discussion

27. 

Which of the following turbine is preferred for 0 to 25 m head of water?

[A]. Pelton wheel
[B]. Kaplan turbine
[C]. Francis turbine
[D]. none of these

Answer: Option B

Explanation:

No answer description available for this question.

Tejaswini said: (Oct 5, 2016)  
It should be pelton turbine.

Jwala said: (Nov 2, 2016)  
Kaplan turbine for low head and high discharge, whereas Francis for high head and low discharge.

Nagendra Singh said: (Nov 12, 2016)  
Francis is low head (10-60m) Kaplan medium head (60-300m) &Pelton is the high head (300-2000m).

Ashayraj N said: (Dec 23, 2016)  
For low head and high discharge Kaplan Tb for Medium head and medium discharge Francis TB and for high head and low discharge Pelton Tb.

Vikas Singh said: (Feb 3, 2017)  
You are right @Ashayraj.

Shamik said: (Feb 26, 2017)  
The ascending order is the turbine used according to head is Pelton wheel tb, Francis tb, Proppler tb. Kaplan turbine is a kind of reaction turbine as francis turbine. So the answer is pelton wheel turbine.

Harsha said: (Sep 17, 2017)  
Low head : kaplan.

Medium head : francis.

High head : pelton.

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