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单词 foot-pound
释义

foot-pound


foot-pound

(fo͝ot′pound′)n. Abbr. ft-lb A unit of work equal to the work done by a force of one pound acting through a distance of one foot in the direction of the force.

foot-pound

n (Units) 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. Abbreviation: ft-lb

foot′-pound′



n. a unit of energy equal to the energy expended in raising one pound a distance of one foot. Abbr.: ft-lb [1840–50]

foot-pound

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.
Thesaurus
Noun1.foot-pound - a unit of work equal to a force of one pound moving through a distance of one footfoot-pound - a unit of work equal to a force of one pound moving through a distance of one footenergy unit, heat unit, work unit - a unit of measurement for workfoot-ton - 2240 foot-pounds

foot-pound


foot-pound,

abbr. ft-lb, unit of workwork,
in physics and mechanics, transfer of energy by a force acting to displace a body. Work is equal to the product of the force and the distance through which it produces movement.
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 or energyenergy,
in physics, the ability or capacity to do work or to produce change. Forms of energy include heat, light, sound, electricity, and chemical energy. Energy and work are measured in the same units—foot-pounds, joules, ergs, or some other, depending on the system of
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 in the customary English gravitational system; it is the work done or energy expended by a force of 1 pound acting through a distance of 1 foot. It is equal to 1.356 joulesjoule
, abbr. J, unit of work or energy in the mks system of units, which is based on the metric system; it is the work done or energy expended by a force of 1 newton acting through a distance of 1 meter. The joule is named for James P. Joule.
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. The term foot-pound is also used to designate a unit of torquetorque,
in physics, that which tends to change the rate of rotation of a body; also called the moment of force. The torque produced by rotating parts of an electric motor or internal-combustion engine is often used as a measure of its ability to do useful work.
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 that is sometimes called the pound-foot to distinguish it from the energy unit. A force of 1 pound applied 1 foot from and perpendicular to the direction to an axis of rotation produces a 1 foot-pound (or pound-foot) torque at the axis.

foot-pound

[′fu̇t ¦pau̇nd] (mechanics) Unit of energy or work in the English gravitational system, equal to the work done by 1 pound of force when the point at which the force is applied is displaced 1 foot in the direction of the force; equal to approximately 1.355818 joule. Abbreviated ft-lb; ft-lbf. Unit of torque in the English gravitational system, equal to the torque produced by 1 pound of force acting at a perpendicular distance of 1 foot from an axis of rotation. Also known as pound-foot. Abbreviated lbf-ft.

foot-pound


foot-pound

(fut'pownd), Energy expended, or work done, in raising a mass of 1 pound a height of 1 foot vertically against gravitational force.

foot-pound force

A non-SI (International System) unit of work, which is equal to the work done when one pound (force) is displaced one foot in the direction of the force, which translates to 1.356 J.

foot-pound

(fut'pownd) Energy expended, or work done, in raising a mass of 1 pound a height of 1 foot vertically against gravitational force.
See FT-LB
See FT-LB

foot-pound


  • noun

Words related to foot-pound

noun a unit of work equal to a force of one pound moving through a distance of one foot

Related Words

  • energy unit
  • heat unit
  • work unit
  • foot-ton
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更新时间:2024/12/22 18:14:43