In an external or internal mouthpiece, the absolute pressure head at vena contracta is zero when atmospheric pressure head is 10.3 m of water.

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Question: In an external or internal mouthpiece, the absolute pressure head at vena contracta is zero when atmospheric pressure head is 10.3 m of water.
[A].

Correct

[B].

Incorrect

Answer: Option A

Explanation:

No answer description available for this question.