Foot-pound to Watt-hour Conversion
Convert between Foot-pound and Watt-hour quickly and accurately.
How to Convert Foot-pound to Watt-hour
Conversion Formula
Example
Convert 15 ft⋅lbf to W⋅h:
Unit Information
Learn about the energy units you're converting between
Foot-pound
ft⋅lbf
Definition
A foot-pound (symbol: ft⋅lbf) is a unit of energy or work in the imperial system, equal to approximately 1.356 joules. It represents the work done when a force of one pound-force moves an object one foot in the direction of the force.
History/Origin
The foot-pound was developed in the British imperial system for measuring mechanical work and energy. It became widely used in engineering and mechanical applications, particularly in the United States and other countries using imperial units.
Current Use
Foot-pounds are used in mechanical engineering for measuring torque and work, in automotive industry for engine specifications, in ballistics for projectile energy, and in mechanical systems for energy transfer calculations.
Multiplier
1.356
Offset
0
Watt-hour
W⋅h
Definition
A watt-hour (symbol: Wh) is a unit of energy equal to the amount of energy consumed by a 1-watt device running for one hour. It equals 3,600 joules and is commonly used for small electrical devices and batteries.
History/Origin
The watt-hour was introduced alongside the kilowatt-hour for measuring smaller amounts of electrical energy. It became important with the development of portable electronic devices and battery-powered systems.
Current Use
Watt-hours are used for measuring battery capacity in portable devices, calculating energy consumption of small electrical appliances, monitoring energy usage in electronics, and determining battery life in mobile devices.
Multiplier
3600
Offset
0
Foot-pound to Watt-hour Conversion Table
| Foot-pound [ft⋅lbf] | Watt-hour [W⋅h] |
|---|---|
| 1 ft⋅lbf | 0.000377 W⋅h |
| 10 ft⋅lbf | 0.003766 W⋅h |
| 25 ft⋅lbf | 0.009415 W⋅h |
| 50 ft⋅lbf | 0.018831 W⋅h |
| 100 ft⋅lbf | 0.037662 W⋅h |
| 0 ft⋅lbf | 0E+0 W⋅h |
| -10 ft⋅lbf | -0.003766 W⋅h |
| -40 ft⋅lbf | -0.015065 W⋅h |
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