 | John Henry Pratt - Celestial mechanics - 1836 - 672 pages
...equilibrium. The distances of any perpendicular from the original point of application of the corresponding force is called the virtual velocity of the point with respect to that force, and is estimated positive or negative, according as the perpendicular falls on the side of the point... | |
 | John Henry Pratt - Architecture - 1842 - 674 pages
...equilibrium. The distance of any perpendicular from the original point of application of the corresponding force is called the virtual velocity of the point with respect to that force, and is estimated positive or negative, according as the perpendicular falls on the side of the point... | |
 | Isaac Todhunter - Statics - 1853 - 362 pages
...equilibrium. The distance of any perpendicular from the original point of application of the corresponding force, is called the virtual velocity of the point with respect to that force, and is estimated positive or negative, according as the perpendicular falls on the side of the point,... | |
 | Isaac Todhunter - Mathematics - 1866 - 386 pages
...distance between the foot of any perpendicular and the original point of application of the corresponding force, is called the virtual velocity of the point with respect to that force, and is estimated positive or negative, according as the perpendicular falls on the side of the point... | |
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... connexion of the parts of the system one with another. Suppose perpendiculars drawn from the new positions of the points upon the directions of the forces acting at the points in their positions of equilibrium. The distance of any perpendicular from... 