Lynde, Carleton John, b. 1872 · New York : Macmillan · leaf 55
r pipes. —Another illustration of Pas-cals law is as follows. Incities which have neitherstandpipe nor reservoir, thewater is pumped directly into the mains and is kept at acertain pressure. When a fire occurs the pressure is increased.If the pressure is increased 20 lb. per square inch at the… … Fig. 23.—The hydraulic press. The Law of Archiiiedes A body when placed in a liquid loses weight equal to the weightof the liquid displaced. This is the law of Archimedes. This law holds for bodies which sink in water and for bodieswhich float. We can illustrate it by means of the apparatusshown in…
Physics · Home Economics
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