A text book of elementary mechanics, for the use of colleges and schools (1881)
Dana, Edward Salisbury, 1849-1935 · New York, J. Wiley & sons · leaf 195
f its axis; of a rectangularsolid, at the point of intersection of three planes drawnparallel to each pair of opposite sides. 168. The Centre of Gravity of a Triangular Pyramid. Tlie centre of gravity of a triangular pyramid is on theline drawn from a vertex to the centre of gravity of theopposite… … Fig, 103. centre of gravity of the base of the pyramid. Let bedbe the triangle formed by the intersection of a planedrawn through any point b parallel to the base BCD.Draw AE meeting cd at e, and AF intersecting be at/; then it may be shown that/ is the centre of gravity 168.] CENTRE OF GRAVITY.…
Mechanics
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