Foot-pounds to Joules
Convert ft·lbf to J. 1 foot-pound = 1.35581794833 J, and 1 joule = 0.737562149277 ft·lbf.
Formula Multiply the value in foot-pounds by 1.35581794833. Foot-pounds to Joules table
1 foot-pound in every unit
| Joules | 1.35581794833 | J |
|---|---|---|
| Kilojoules | 0.001355817948 | kJ |
| Megajoules | 0.000001355818 | MJ |
| Calories | 0.32404826681 | cal |
| Kilocalories | 0.000324048267 | kcal |
| Watt-hours | 0.000376616097 | Wh |
| Kilowatt-hours | 0.000000376616 | kWh |
| British thermal units | 0.001285067463 | BTU |
| Electronvolts | 8.46235e+18 | eV |
Food labels write kilocalories (kcal) as "Calories". Calories here are thermochemical: 1 cal = 4.184 J.
How to convert foot-pounds to joules
Multiply the value in foot-pounds by 1.35581794833.
For example, 10 ft·lbf = 13.5581794833 J, and 10 J = 7.37562149277 ft·lbf.
Frequently asked questions
How many joules are in one foot-pound?
1 foot-pound = 1.35581794833 J.
What is 10 ft·lbf in J?
10 ft·lbf = 13.5581794833 J.
How do I convert J back to ft·lbf?
Multiply the value in joules by 0.737562149277. 1 joule = 0.737562149277 ft·lbf.
Foot-pounds to Joules table
| Foot-pounds (ft·lbf) | Joules (J) |
|---|---|
| 0.1 | 0.135581794833 |
| 0.5 | 0.677908974166 |
| 1 | 1.35581794833 |
| 2 | 2.71163589666 |
| 3 | 4.06745384499 |
| 4 | 5.42327179333 |
| 5 | 6.77908974166 |
| 6 | 8.13490768999 |
| 7 | 9.49072563832 |
| 8 | 10.8465435867 |
| 9 | 12.202361535 |
| 10 | 13.5581794833 |
| 15 | 20.337269225 |
| 20 | 27.1163589666 |
| 25 | 33.8954487083 |
| 30 | 40.6745384499 |
| 50 | 67.7908974166 |
| 75 | 101.686346125 |
| 100 | 135.581794833 |
| 250 | 338.954487083 |
| 500 | 677.908974166 |
| 1,000 | 1,355.81794833 |
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