| Isaac Newton - Celestial mechanics - 1803 - 344 pages
...both. ' v LAW III. To every a6iion there is always oppofed an equal reaction: or the mutual a&ions of two bodies upon each other are always equal, and directed to contrary parts. Whatever draws or preffes another is as much drawn or prefled by that other. If you prefs a ftone with... | |
| William Marrat - Mechanics - 1810 - 512 pages
...impressed, and is proportional to it in quantity. 19. Action and reaction ore equal and contrary : that is, the mutual actions of two bodies upon each other are always equal and directed towards contrary parts. These general principles were first given by Sir Isaac Newton in the PRINCIPIA,... | |
| Thomas Keith - Astronomy - 1811 - 388 pages
...from the joint effect of different causes^ acting at the same instant upon the body. » LAW III.—" To every action there is always opposed " an equal...other are always equal, and directed " to contrary points " — Newton's Princip Book 1. If we endeavour to raise a weight by means of a lever, we shall... | |
| John Mason Good - 1813 - 830 pages
...is impressed. 3* To every action there ahvays is opposed an equal rr-action : or the mutual action of two bodies upon each other are always equal, and directed to contrary parts. From the preceding axiurps sir Isaac draws the following corollaries, 1. A body by two forces conjoined... | |
| Encyclopedias and dictionaries - 1816 - 778 pages
...unexceptionable. Jt TO EVERY ACTION^ THERE ALWAYS IS OPPOSED AN EQUAL RE-ACTION: OR THE MUTUAL ACTION OF TWO BODIES UPON EACH OTHER ARE ALWAYS EQUAL, AND DIRECTED TO CONTRARY PARTS. — This axiom is alfo clifputed by many. In the above-mentioned paper in thephyficnl Effaya, the author... | |
| Alexander Jamieson - Natural history - 1821 - 448 pages
...motion, unless affected by some movina force. 3. That action and reaction are always equal and contrary ; or the mutual actions of two bodies upon each other...are always equal, and directed to contrary parts. Of the axioms, the first has respect to the continuance of bodies in a state of repose or of motion,... | |
| William Jillard Hort - 1822 - 308 pages
...which that force is impressed. Third. Action and reaction are always equal and contrary to each other. Or, the mutual actions of two bodies upon each other, are always equal, and directed contrary ways. ' The following theorem is one of the most important in dynamics, and of the most extensive... | |
| Thomas Keith - Globes - 1826 - 360 pages
...to that of the moving body. LAW HI. " To every action there is always opposed an equal re" action ; or, the mutual actions of two bodies upon each other are " always equal, and directed to contrary points." — Newton's Princip. Book I. If we endeavour to raise a weight by means of a lever, we shall... | |
| Encyclopaedia Americana - 1831 - 610 pages
...only of its force. The other part has no effect, or that only of driving her out of her course. III. " To every action there is always opposed an equal reaction ; or the mutual actions of two bodies on each other are equal and in opposite directions." If you press n stone with your finger, the finger... | |
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