International Correspondence Schools · Scranton, Pa. : The Colliery engineer co. · leaf 374
all be in equilibrium. Had101 pounds been applied at a, the pressure per square inch would be -^:— = 5.05k pounds, which would be transmitted20 ^ in all directions; and, since the pressure due to ^ is only 5pounds per square inch, it is now evident that the piston awill move downwards, and the… … HYDROMECHANICS. 363 all directions, and acts with the same force tipon all S7irfacesin a direction at right angles to those siirfaccs. This law was first discovered by Pascal, and is the mostimportant in Hydromechanics. Its meaning should bethoroughly understood. Example.—If the area of the piston…
Railroad engineering
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