The foot-pound force (symbol: ft·lbf), or simply foot-pound (symbol: ft·lb), is a unit of energy and also a unit of torque. By definition it is one foot times one pound-force.
Unit of energy
As a unit of energy, one foot-pound is the energy it takes to push with one pound-force one pound for a distance of one foot.
1 foot-pound is equivalent to:
- 1.3558179483314004 joules (exactly)
- 13558179.483314004 ergs (exactly)
- ~0.001285067 British Thermal Unit IT
- ~0.323832 calorie IT (calIT)
- ~0.000323832 "food calorie" (kcal or Cal)
- ~32.174049 foot-poundals (ft pdl)
Unit of torque
As a unit of torque, one foot-pound is the torque created by one pound force acting at a perpendicular distance of one foot from a pivot point.
1 foot-pound is equivalent to:
- 1.3558179483314004 newton metre (exactly)
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