How many joule in 1 erg?
The answer is 1.0E-7.
We assume you are converting between joule and erg.
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joule or erg
The SI derived unit for energy is the joule.
1 joule is equal to 10000000 erg.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between joules and ergs.
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The joule (symbol J, also called newton meter, watt second, or coulomb volt) is the SI unit of energy and work. The unit is pronounced to rhyme with "tool", and is named in honor of the physicist James Prescott Joule (1818-1889).
An erg is the unit of energy and mechanical work in the centimetre-gram-second (CGS) system of units, symbol "erg". Its name is derived from the Greek word meaning "work".
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