Appletons' cyclopaedia of applied mechanics: a dictionary of mechanical engineering and the mechanical arts (1880)
D. Appleton and Company, Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 132
vessel.having a perforation in its bottom, as represented in HYDRODYNAMICS. 121 Fig. 2331. If particles of some opaque substance having nearly the same specific gravity as water,so°that they will remain suspended in it for a space of time, be mingled with the water, they will beseen to move in the… … /? iv._->i K® af— bl 23.33. of about half its diameter it resembles a truncated cone with the base at the orifice. This contrac-tion of the stream is called the vena contractu, and its smallest diameter is stated to be from 0.6 to0.8 of that of the orifice. When the stream has a direction…
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