Wood, De Volson, 1832-1897. [from old catalog] · New York, J. Wiley & sons · leaf 52
lose in weight if weighed with the same beam scales. It will lose inweight if weighed with the same spring bal-ance, for the resistance of the spring will re-main constant, while the force of gravity willbe less. 8. 9-S07 + metres per second. Page 38, Art. 78.—In the last two lines of the pageit is… … TO ELEMENTARY MECHANICS. 43 ton, in his Principia, proved the proposition of thestatement geometrically ; we now use the calculus. Let ABB be a spherical shell, center (7, radius a,P the posi-tion of an ex- / ____——^\Bternal parti-c 1 e. Con- j»*-ceive twoconsecutive radial lines X> drawn from…
Mechanics
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