HYDRAULICS.

185

HYDRAULICS.

Sect. I.

FLUIDS ISSUING THROUGH APERTURES IN THEBOTTOM OR SIDES OF VESSSELS.

278. If two bodies be uniformly accelerated overdistances that are inversely as the acceleratingforces, they will acquire equal velocities.

This proposition is given as a lemma to that whichfollows.

279. The velocity with which a fluid issuesfrom an infinitely small orifice in the bottom orside of a vessel that is preserved full, is equal tothat which a heavy body would acquire by fallingfrom the level of the surface to the level of theorifice.

Bossut, Hi/drod. tom. i. § 218.

Therefore,