joule (redirected from Joule (J))

joule (J) (jldbomacl) the SI unit of energy, being the work done by a force of 1 newton acting over a distance of 1 meter.

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joule (jl)

n. Abbr. J

1. The International System unit of electrical, mechanical, and thermal energy.

2. A unit of electrical energy equal to the work done when a current of 1 ampere is passed through a resistance of 1 ohm for 1 second.

3. A unit of energy equal to the work done when a force of 1 newton acts through a distance of 1 meter.

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joule (J)

[jo̅o̅l]

Etymology: James P. Joule, English physicist, 1818-1889

a unit of energy or work in the meter-kilogram-second system and the SI system. It is equivalent to 10⁷ ergs or 1 watt second and 100 rad.

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joule

the SI unit of energy, being the work done by a force of 1 newton acting over a distance of 1 meter. Symbol J.