A szöveg csak Firefox böngészőben jelenik meg helyesen. Használja a fenti PDF file-ra mutató link-et a letöltésre. An open cubical vessel is standing on an inclined plane, angle , as seen in Fig. 326. Its walls are thin and it is kept from sliding down by a small wedge (C). The vessel is filled to its half with mercury and an iron sphere is swimming on the surface from point A in the direction of point . When does the vessel tip over?
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