| Joule's equivalent | The dynamic equivalent of heat; the amount of work converted to heat that will raise the temperature of 1 pound of water 1캟 is 778 foot-pounds; in metric units, 1 calorie, which raises 1 gram of water 1캜, equals 4.184 × 107 dyne-centimeters, which equals 4.184 joules. (05 Mar 2000) |
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| joule | <unit> SI unit of energy. 1 Joule = 1E7 ergs = 1 Watt of power occurring for one second. 1 Joule is roughly 0.001 BTU and 1 calorie is roughly 4 joules. There are 3.6 million joules in a kilowatt hour. (14 Oct 1997) |
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| Joule, James | <person> British physicist, 1818-1889. See: joule, Joule's equivalent. (05 Mar 2000) |