Woods, Frederick S. (Frederick Shenstone), 1864-, Bailey, Frederick H. (Frederick Harold), 1865- · Boston, New York [etc.] Ginn and Company · leaf 294
s vertical. Let I?QC (fig. 178) be the parabolic segment and let CB be drawnthrough the vertex of the segment perpendicular to TS. According to CENTER OF PRESSURE 277 the data RQ = 2b, CB = a. Draw a horizontal strip LXA\LV with itsbottom line cutting CB at .1/. Let CM = x; then the depth h of the… … X) Fig. 178= a at B, the total pressure P .,-ilx = — irhir. 15 136. Center of pressure. From mechanics we take the fol-lowing principles: 1. The resultant of a set of parallel forces is equal to thesum of the forces. 2. The moment of a force about a line al righl angles to theline of action of the…
Geometry, Analytic · Calculus
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