Stewart, Balfour, 1828-1887 · Toronto : James Campbell · leaf 31
we get, because we ought alwaysto make an experiment when we can. Let us takea quantity of water shut in at one end, while at theother there is a water-tight piston or plug. Nowlet us try to drive this piston down in order to forcethe water into smaller volume, and to do so let usput a large weight… … in by two plugs or pistons. If we push the onepiston down, we cause the other to mount up. Nowif we put a ten-pound weight on theone piston, and an equal weight on theother piston, the one will exactly balancethe other, and neither will be moved. * Experiment 13.—In the last expe-ment both pistons…
Physics
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