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218 MOLESWORTH’« POCKET-BOOK
PioI’OBTrøss OF Nozzles. Orifice taken as l-oo.
The Proportions of Vena Contbacia.
Aperture taken as 1 • 00. Neck taken as 1 • CO.
1HE0BETIC4L Path DESCRIBED BY A Jet 0F W A T Eli JtoUUK.
1'itOM a Lateral Obuicjs*
H=Head of water.
l)=Distance of any point from orifice,
r—tail of jet at any point
y=—Ü-” or when D= 2 H; F = H
±1 ’ ’
0=2
* Th© actual
* path with a guod
! nozzle will be that
due to -96 H for
diameters of jet
exceeding — •