Bernoulli, Daniel, Hydrodynamica, sive De viribus et motibus fluidorum commentarii

Table of Notes

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Fuerit itaque F C = a, F H = x; velocitas ſuſtentaculi in ſitu G H = v,
erit
preſſio, qua ſuſtentaculum G H ad ulteriorem deſcenſum urgetur = P + p
-
{a/a - x} p, huicque preſſioni æqualis cenſenda eſt vis, quæ pondus ſuſtenta-
culo
incumbens animat;
igitur ſi hanc vim dividas per maſſam habebis vim
accelerantem
, quæ multiplicata per tempuſculum ſeu per {dx/v}, dabit incre-
mentum
velocitatis dv, eſt itaque
dv
= (P + p - {ap/a - x}) X {dx/v}:
(P + p), vel
{1/2} (P + p) vv = (P + p) x - ap log.
{a/a - x}.

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