Convert joule to foot-pound
Please provide values below to convert joule [J] to foot-pound [ft*lbf], or Convert foot-pound to joule.
1 J = 0.73756214837 ft*lbf. To convert joule to foot-pound, multiply the value by 0.73756214837; to go the other way, divide by it (1 ft*lbf = 1.35581795 J). Both units measure energy and appear in everyday as well as technical calculations, so switching between them quickly is often useful.
Quick Reference
- 1 J = 0.73756214837 ft*lbf
- 1 ft*lbf = 1.35581795 J
- 10 J = 7.3756214837 ft*lbf
- 100 J = 73.756214837 ft*lbf
How to Convert Joule to Foot-Pound
1 J = 0.737562148369551 ft*lbf
Example: convert 15 J to ft*lbf:
15 J = 15 × 0.737562148369551 ft*lbf = 11.0634322255433 ft*lbf
Joule to Foot-Pound Conversion Table
| joule | foot-pound |
|---|---|
| 1 J | 0.73756214837 ft*lbf |
| 2 J | 1.47512429674 ft*lbf |
| 3 J | 2.21268644511 ft*lbf |
| 5 J | 3.68781074185 ft*lbf |
| 10 J | 7.3756214837 ft*lbf |
| 20 J | 14.7512429674 ft*lbf |
| 50 J | 36.8781074185 ft*lbf |
| 100 J | 73.756214837 ft*lbf |
| 500 J | 368.781074185 ft*lbf |
| 1000 J | 737.56214837 ft*lbf |
Joule
The joule (J) is the SI unit of energy, work, and heat, defined as the work done when a force of one newton acts over a distance of one meter.
History/Origin
The joule was named after James Prescott Joule in 1889 to honor his work in energy and thermodynamics. It was adopted as the SI unit of energy in 1948.
Current Use
The joule is widely used in physics, engineering, and everyday contexts to quantify energy, work, and heat in various applications, including electricity, mechanics, and thermodynamics.
Foot-Pound
A foot-pound is a unit of energy or work equal to the work done when a force of one pound-force is exerted over a distance of one foot.
History/Origin
The foot-pound has been used primarily in the United States and the United Kingdom as a customary unit of energy, originating from imperial and US customary measurement systems, before the widespread adoption of the SI system.
Current Use
Today, the foot-pound is still used in certain fields such as engineering, automotive, and aerospace industries in the US for expressing torque and energy, although the SI unit joule is more common internationally.
Frequently Asked Questions
What is 1 joule in foot-pound?
1 joule (J) = 0.73756214837 foot-pound (ft*lbf).
How do you convert joule to foot-pound?
Multiply the joule value by 0.73756214837. For example, 25 J × 0.73756214837 = 18.4390537092 ft*lbf.
What is 10 joule in foot-pound?
10 J = 7.3756214837 ft*lbf.
Which unit is larger, the joule or the foot-pound?
The foot-pound is the larger unit: 1 J equals only 0.73756214837 ft*lbf.