In a short cylindercial external mouthpiece, the venacontracta occurs – McqOptions

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1.	In a short cylindercial external mouthpiece, the venacontracta occurs at a distance from the outlet of orifice equal to
A.	diameter of the orifice
B.	one-fourth the diameter of the orifice
C.	one-third the diameter of the orifice
D.	two-third the diameter of the orifice
Answer» C. one-third the diameter of the orifice

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