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perpetual motion machine of the first kind |
Also found in: Acronyms, Wikipedia, Hutchinson | 0.02 sec. |
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perpetual motion machine of the first kind [pər′pech·ə·wəl ′mō·shən mə‚shēn əvthə ′fərst ‚kīnd] (physics) A mechanism which, once set in motion, continues to do useful work without an input of energy, or which produces more energy than is absorbed in its operation; it violates the principle of conservation of energy. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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