From Wikipedia, the free encyclopedia
The joule (/ˈdʒuːl/ or whiles /ˈdʒaʊl/), seembol J, is a derived unit o energy, wirk, or amoont o heat in the Internaitional Seestem o Units.[1] It is equal tae the energy expendit (or wirk duin) in applyin a force o ane newton throu a distance o ane metre (1 newton metre or N·m), or in passin an electric current o ane ampere throu a resistance o ane ohm for ane seicont. It is named efter the Inglis pheesicist James Prescott Joule (1818–1889).[2][3][4]
Joule | |
---|---|
Unit seestem | SI derived unit |
Unit o | Energy |
Seembol | J |
Named efter | James Prescott Joule |
Unit conversions | |
1 J in ... | ... is equal tae ... |
SI base units | 1 kg·m2/s2 |
CGS units | ×107 1erg |
kilowatt hours | ×10−7 kW⋅h 2.78 |
kilocalories | ×10−4 kcal 2.39 |
BTUs | ×10−4 BTU 9.48 |
electronvolts | ×1018 eV 6.24 |
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