Cooke, Josiah Parsons, 1827-1894 · Boston, Little, Brown and Company · leaf 251
presented by h i. It is easy to extend this demonstration to any portion of thesides of a vessel, whether plane or curved. It can also easily beproved that the mean depth of the various particles of liquid incontact with any surface is in every case equal to the depth of thecentre of gravity of… … Kg. 221. THE THREE STATES OF MATTER. 227 figure. This, however, is not the case ; the particles belowthe level of the centre of the piston, being at a greater depth,exert a greater pressure than those above this level. Hencethe point of application of the parallel forces which they ex-ert, (being…
Matter · Heat
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