 To every action there is always an equal and contrary reaction; or, the mutual actions of any two bodies are always equal and oppositely directed in the same straight line.  Elements of Natural Philosophy - Page 68by William Thomson Baron Kelvin, Peter Guthrie Tait - 1873 - 279 pagesFull view - About this book
 | Thomas Minchin Goodeve - Mechanics - 1886 - 252 pages
...represent the mass of a body, v its velocity at any instant ; Then momentum = mv. 35. Third Law : — To every action there is always an equal and contrary reaction, or the mutual actions of any two bodies are always equal and oppositely directed. Or, as more briefly stated by Newton, action and reaction... | |
 | James Gordon MacGregor - Dynamics - 1887 - 540 pages
...experiments give the same result and suggest a third law of motion, which Newton enunciated as follows : — To every action there is always an equal and contrary reaction; or the mutual actions of any two bodies are always equal and oppositely directed. The exertion of a force upon one body is thus only... | |
 | James Gordon MacGregor - Dynamics - 1887 - 540 pages
...experiments give the same result and suggest a third law of motion, which Newton enunciated as follows : — To every action there is always an equal and contrary reaction; or the mutual actions of any two bodies are always equal and oppositely directed. The exertion of a force upon one body is thus only... | |
 | William Thomson Baron Kelvin, Peter Guthrie Tait - Mechanics, Analytic - 1888 - 569 pages
..., . . . . reactionem : sive corporum duorum actiones in se mutuo semper esse cequales et in paries contrarias dirigi. To every action there is always...contrary reaction: or, the mutual actions of any two bodies are always equal and oppositely directed. 262. If one body presses or draws another, it is pressed... | |
 | John Lovell Robinson - Dynamics - 1888 - 378 pages
...Third Law, which will now be given, points out the nature of the force acting. 138. Third Law. — ' To every action there is always an equal and contrary reaction; or, the mutual actions of any two bodies are always equal and oppositely directed.1 139. Action is the name given to the force exerted... | |
 | Edward Albert Bowser - Mechanics, Analytic - 1888 - 540 pages
...applied, and takes place in the direction of the straight line in which the force acts. LAW III.—To every action there is always an equal and contrary reaction; or, the mutual actions of a mj two bodies are always equal and oppositely directed. 167. Remarks on Law I.—Law I supplies us... | |
 | Henry Smith Carhart - Physics - 1890 - 144 pages
...force applied and takes place in the direction of the straight line in which the force acts. Law 3. — To every action there is always an equal and contrary reaction ; or, the mutual actions of any two bodies are always equal and oppositely directed. By " change of motion " Newton meant what is now called... | |
 | Encyclopedias and dictionaries - 1890 - 738 pages
...motion is proportional to force, and takes place m the straight line in which the force acts. • III. To every action there is always an equal and contrary reaction; or the mutual actions of any two bodies are always equal and oppositely directed. § 2. These laws are to be considered as deductions... | |
 | William McKendree Bryant - Force and energy - 1890 - 336 pages
...Newton gave utterance in his statement of the TIIIRI) LAW OF MOTION. In this law it is declared that " to every action there is always an equal and contrary reaction ; or, the mutual actions of any two bodies are always equal and oppositely directed." Of course, the most elementary case to which this... | |
 | Edward Salisbury Dana - Mechanics - 1881 - 320 pages
...impressed force, and takes place in the direction of the straight line in which the force acts. (3) To every action there is always an equal and contrary reaction; or, the mutual actions of two bodies are always equal and opposite in direction. The truth of these laws is established by observation... | |
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