An external cylindrical mouthpiece of diameter 150 mm is discharging water under a constant head of 6 m. If C_ for vena-contracta = 0.62,C, = 0.855 and atmospheric pressure head = 10.3 m of water, find: %3D (i) Discharge through the mouthpiece, and (ii) Absolute pressure head of water at vena contracta.

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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An external cylindrical mouthpiece of diameter
150 mm is discharging water under a constant
head of 6 m. If C, for vena-contracta = 0.62,C,
= 0.855 and atmospheric pressure head = 10.3
m of water, find:
21.
(i) Discharge through the mouthpiece, and
(ii) Absolute pressure head of water at vena
contracta.
[Ans. (i) 0.1639 m² /s, (ii) 496 m (abs.)]
Transcribed Image Text:An external cylindrical mouthpiece of diameter 150 mm is discharging water under a constant head of 6 m. If C, for vena-contracta = 0.62,C, = 0.855 and atmospheric pressure head = 10.3 m of water, find: 21. (i) Discharge through the mouthpiece, and (ii) Absolute pressure head of water at vena contracta. [Ans. (i) 0.1639 m² /s, (ii) 496 m (abs.)]
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