HORSEPOWER

Horsepower

Horsepower is the name of several units of measurement of power, the rate at which work is done. The most common conversion factor, especially for electrical power, is 1 hp = 746 watts. The term was adopted in the late 18th century by Scottish engineer James Watt to compare the output of steam engines with the power of draft horses. It was later expanded to include the output power of other types of piston engines, as well as turbines, electric motors and other machinery. The definition of the unit varied between geographical regions. Most countries now use the SI unit watt for measurement of power. With the implementation of the EU Directive 80/181/EEC ...

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horsepower

Noun

  1. A non-metric unit of power (symbol hp) with various definitions, for different applications. The most common of them is probably the mechanical horsepower, approximately equal to 745.7 watts.
  2. A metric horsepower (symbol often PS from the German abbreviation), approximately equal to 735.5 watts.
  3. Strength
    political horsepower


The above text is a snippet from Wiktionary: horsepower
and as such is available under the Creative Commons Attribution/Share-Alike License.

horse power

Noun

  1. a machine that used draft horses as a source of power


The above text is a snippet from Wiktionary: horse power
and as such is available under the Creative Commons Attribution/Share-Alike License.

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