Civil Engineering - Hydraulics - Discussion

Discussion Forum : Hydraulics - Section 4 (Q.No. 10)
10.
Though angle of deviation of liquid is more in internal mouth piece, the contraction of the jet, is
more in the internal mouth piece
less in the internal mouth piece
equal to external mouth piece
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
3 comments Page 1 of 1.

Pkota said:   4 years ago
Coefficient of contraction:

A) for internal mouthpiece (running free)
Cc=0.5,Cv=1.

B) For int. Running full Cc = 1, C v= 0.707.
C) External mouthpiece Cc = 1, Cv = 0.855.
(3)

Dipunku said:   5 years ago
Please explain.

Gary said:   6 years ago
I think option B is correct.

How contraction can be more in internal mouthpiece rather than an external mouthpiece.

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