Experimental science. Elementary, practical and experimental physics (1890)
Hopkins, George M. (George Milton), 1842-1902 · New York, Munn & co. · leaf 98
ion is simply oneof pressure per square inch. The weight will as readilybalance a large column as a small one, the vertical heightbeing the same in each case. The enormous pressure developed in a hydraulic press isa subject of wonder, even to those who perfectly under-stand the principle involved… … Principle of Hydraulic Press. 76 EXPERIMENTAL SCIENCE. However, nothing of this kind happens. A hydraulic pressis simply a power converter, in which a certain pressureper square inch, acting on a small area, is able to producethe same pressure per square inch on a large area, therebymultiplying the…
Physics · Lantern projection · Electric apparatus and appliances
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