Johnson's natural philosophy and key to philosophical charts : illustrated with 500 cuts; being reduced photographic copies of all the diagrams contained in the author's philosophical series of indestructible school charts ; for the use of schools and families (1878)
nd it will be found that the mercury risesto the same height in every case. The perpendicular dotted lines inthe three vessels represent columns of water of equal base and height,which, also, indicate equal pressure. In Fig. 3 (94), the vertical dotted lines in the several vessels repre-sent,… … 102. Equilibrium of liquids of different densities.—When liquids of different densities are contained in communicating vessels,they will be in equilibrium when the heights of the columns are \n-versely as their densities ; or (in Fig. 9), the height of the mercury inY will be to the height of the…
Physics · Astronomy
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