Difference between revisions of "Power"
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Revision as of 00:58, 20 January 2010
This article is about a physical quantity.
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The power due to an applied force is defined as the work done by that force per unit time. Instantaneous power refers to the differential of the work done with respect to time, and average power over a time period refers to the ratio of the total work done to the total time.
Units and dimensions
The MLT dimensions of power are . The SI units are or Joules/second, or , or kilograms meter squared per second cubed.