Civil Engineering - Hydraulics - Discussion
Discussion Forum : Hydraulics - Section 1 (Q.No. 28)
28.
A short tube mouthpiece will not run full at its outlet if the head under which the orifice works, is
Discussion:
10 comments Page 1 of 1.
Deepika said:
4 years ago
@Aditya.
Why Hc = Ha - 0.82 H, can anyone explain where 0.82 H came from?
Why Hc = Ha - 0.82 H, can anyone explain where 0.82 H came from?
Aditya said:
4 years ago
Hc=Ha-0.82H,(Hatm=10.3,Hc=0, this brings H=12.53).
At the mouth of the mouthpiece, the pressure cant be bellow atm,if so then liquid vaporise and form a bubble,
So the head greater than 12.5 leads to form negative atm at the outlet of the mouthpiece.
At the mouth of the mouthpiece, the pressure cant be bellow atm,if so then liquid vaporise and form a bubble,
So the head greater than 12.5 leads to form negative atm at the outlet of the mouthpiece.
(1)
SUJEET KUMAR said:
7 years ago
How anyone explain it.
D.A.Patel said:
7 years ago
I think, if the head is more, it increases the dist of vena contracta, so the flow does not touch the surface of the mouthpiece so it is running free.
Tirupati said:
7 years ago
How? Anyone explain.
Lalitha said:
7 years ago
Please give an explanation clearly.
Garry said:
8 years ago
Please give explanation.
Suns said:
8 years ago
Please explain it.
Harsha said:
8 years ago
Can anyone explain this?
Karthik said:
8 years ago
How?
Post your comments here:
Quick links
Quantitative Aptitude
Verbal (English)
Reasoning
Programming
Interview
Placement Papers