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A simple machine is a mechanical device that changes the direction or magnitude of a force. [1] In general, they can be defined as the simplest mechanisms that use mechanical advantage (also called leverage) to multiply force. [2] Usually the term refers to the six classical simple machines that were defined by Renaissance scientists: [3] [4 ...
Word or phrase Original / literal use Metonymic use Armonk: Armonk, New York, where the headquarters of IBM is located IBM [56] Bay Street: A street in downtown Toronto The Canadian financial sector, since the Toronto Stock Exchange, and the headquarters of the five major Canadian banks, are located there [57] Beacon Hill: A neighborhood in Boston
Pages in category "Simple machines" The following 19 pages are in this category, out of 19 total. This list may not reflect recent changes. ...
The hand axe is the first example of a wedge, the oldest of the six classic simple machines, from which most machines are based. The second oldest simple machine was the inclined plane (ramp), [6] which has been used since prehistoric times to move heavy objects. [7] [8] The other four simple machines were invented in the ancient Near East. [9]
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This system is included in the list of simple machines identified by Renaissance scientists. [10] [11] If the rope and pulley system does not dissipate or store energy, then its mechanical advantage is the number of parts of the rope that act on the load. This can be shown as follows.
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