How Many Joules in a Foot-Pound?

Quick Answer
1 Foot-Pound = 1.356 Joules

1 ft·lb = 1.356 J

Formula

J = ft·lb × 1.356

Conversion Table

Foot-Pounds (ft·lb)Joules (J)
1 ft·lb1.356 J
2 ft·lb2.712 J
5 ft·lb6.779 J
10 ft·lb13.558 J
20 ft·lb27.116 J
50 ft·lb67.791 J
100 ft·lb135.582 J
500 ft·lb677.91 J
1,000 ft·lb1,355.82 J

Worked Examples

Convert 5 ft·lb to J:
5 ft·lb × 1.356 = 6.779 J
Convert 10 ft·lb to J:
10 ft·lb × 1.356 = 13.558 J
Convert 50 ft·lb to J:
50 ft·lb × 1.356 = 67.791 J

FAQ

How many Joules are in 1 Foot-Pound?
There are 1.356 Joules in 1 Foot-Pound. Formula: J = ft·lb × 1.356.
How to convert Foot-Pounds to Joules?
To convert Foot-Pounds to Joules, multiply the number of Foot-Pounds by 1.356. For example, 10 ft·lb = 13.558 J.
How many Joules are in 100 Foot-Pounds?
There are 135.582 Joules in 100 Foot-Pounds. Calculation: 100 × 1.356 = 135.582.