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Erg to Joule
Convert Erg to Joule and get the exact value instantly.
1 erg = 1e-7 J
About this conversion
To convert Erg to Joule, multiply the number of Erg by 1e-7.
Energy shows up as joules, calories, kilowatt-hours or BTU depending on the field (nutrition, an electricity bill, heating or physics), so a conversion makes the numbers comparable.
Conversion table
| Erg (erg) | Joule (J) |
|---|---|
| 1 erg | 1e-7 J |
| 2 erg | 2e-7 J |
| 5 erg | 5e-7 J |
| 10 erg | 0.000001 J |
| 100 erg | 0.00001 J |
How to use this converter
- Enter your Erg value
Type any number into the Erg field. It starts at 1 so you can read the rate straight away.
- Read the Joule result
The amount in Joule updates as you type, so there is no button to press and nothing to wait for.
- Swap or keep exploring
Use the swap control to flip the direction, or pick a related conversion from the list below.
Frequently asked
- How many Joule are in one Erg?
- One Erg equals 1e-7 J. Enter any amount above to get an exact figure for your own value.
- Is this converter accurate?
- Yes. It uses the exact international definition of each unit and computes on your device, so the only rounding is for display.
- Do you upload the numbers I enter?
- No. The Erg to Joule conversion runs entirely in your browser tab, and nothing you type is sent to a server.
- Does it work on my phone?
- Yes. It runs in any modern mobile browser and keeps working offline once the page has loaded.
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