foot-pound

American  

[foot-pound] / ˈfʊtˈpaʊnd /

noun

Physics.

1. a foot-pound-second unit of work or energy, equal to the work done by a force of one pound when its point of application moves through a distance of one foot in the direction of the force. ft-lb

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foot-pound British  

noun

1.  ft-lb.  an fps unit of work or energy equal to the work done when a force of 1 pound moves through a distance of 1 foot

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foot-pound Scientific  

1. A unit of work equal to the work or energy needed to lift a one-pound weight a distance of one foot against the force of the Earth's gravity. One foot pound is equivalent to 1.3558 joules.

2. A unit of torque equal to a pound of force acting perpendicularly to an axis of rotation at a distance of one foot.

3. Also called pound-foot

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Etymology

Origin of foot-pound

First recorded in 1840–50

Example Sentences

One foot-pound is the amount of work required to move an object weighing 1 lb a distance of 1 ft straight up.

From Textbooks • Mar. 30, 2016

Common units of torque are the newton-meter or foot-pound.

From Textbooks • Mar. 30, 2016

For example, suppose one pound is lifted one foot high, in opposition to the force of gravity, then work is done, and this amount of work is known as a foot-pound.

From Aether and Gravitation by Hooper, William George

A quantity of energy is therefore expressed in terms of the same units as work, e.g. the foot-pound and the erg.

From The New Gresham Encyclopedia Volume 4, Part 2: Ebert to Estremadura by Various

In England, where the weight of 1 gm. is 981 ergs per cm., a foot-pound is equal to 1.356 joules, and a kilogrammetre is equal to 9.81 joules.

From Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 2 "Hearing" to "Helmond" by Various