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Joule

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The joule (J) is the SI unit of energy and work, and is defined as 1 kg m s = 1 N m = 1 W s. It is named in honour of the physicist James Prescott Joule.

The work required to lift 102 g (e.g. a small apple) for one metre is 1 joule.

1 joule = 0,24 calories.

See 1 E0 J for comparisons.

See also conversion of units, kWh.

External link

Conversion Calculator for Units of ENERGY