nhas throe times the surface of the other, it will be B 34 SCIENCE rillMERS. [PUOlEUTIES di-ivtu up with a pressure three times as great, andso on. 20. Water Press.—Now this is a very valuableproperty of water, and it has ])een made use of in theconstruction of a very powerful machine, called… … Fig. 8. when carried about from one j)lace or country toanother. You see also two pistons—a large and asmall piston—the large piston having one hundredtimes the area or surface of the small one. Now if I^mt a ton on the small piston, I must put a muchgreater Aveight on the large piston to keep it…
Physics
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