Foot-poundal
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The foot-poundal (symbol: ft-pdl) is a unit of
energy Energy () is the physical quantity, quantitative physical property, property that is transferred to a physical body, body or to a physical system, recognizable in the performance of Work (thermodynamics), work and in the form of heat and l ...
, introduced in 1879, that is part of the Absolute English system of units, which itself is a coherent subsystem of the foot–pound–second system. Edward F. Obert, Thermodynamics, McGraw-Hill Book Co., 1948. The foot-poundal is equal to 1/32.174049 that of the more commonly used foot-pound force.


Conversions

1 foot-poundal is equivalent to: * 0.031081 ft•lbf * 0.0421401100938048 J (exactly) * 421401.100938048 erg (exactly) * 0.0004 BTUIT * 0.010065 calIT or 0.000 010 65 "food calorie" (kcal or Cal) * 0.37297 inch-pound force (in•lbf) * 5.96752 inch-ounce force (in•ozf)


See also

* Poundal *
Foot-pound (energy) The foot-pound force (symbol: ft⋅lbf, ft⋅lbf, or ft⋅lb ) is a unit of work or energy in the engineering and gravitational systems in United States customary and imperial units of measure. It is the energy transferred upon applying a ...
*
Pound-force The pound of force or pound-force (symbol: lbf, sometimes lbf,) is a unit of force used in some systems of measurement, including English Engineering units and the foot–pound–second system. Pound-force should not be confused with poun ...
* Slug (unit) * Units of energy


Footnotes

{{Imperial units Units of energy Units of torque Imperial units