Bartlett, W. H. C. (William Holms Chambers), 1804-1893 · New York : Barnes · leaf 151
of the entireweight of the polyhedron into the distance of its centreof gravity from the same plane, the distance of thecentre of gravity from three planes may be found, andthus its position determined. § 141.—When a body is terminated by curved surfaces, of a body ofanyby planes, or by curve… … grams, pyramids, parallelo- Fig. 72. pipedons, polyhedrons, &c.;the sum of the productswhich result from multi-plying the weight of eachinto the distance of its cen-tre of gravity from some as-sumed plane, or right line,must be found, and thissum divided by the entirethe sum of these weight of…
Mechanics · Acoustics · Optics
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