Convert foot/hour to kilometer/second
Please provide values below to convert foot/hour [ft/h] to kilometer/second [km/s], or Convert kilometer/second to foot/hour.
How to Convert Foot/hour to Kilometer/second
1 ft/h = 8.46667e-08 km/s
Example: convert 15 ft/h to km/s:
15 ft/h = 15 × 8.46667e-08 km/s = 1.2700005e-06 km/s
Foot/hour to Kilometer/second Conversion Table
| foot/hour | kilometer/second |
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Foot/hour
Foot per hour (ft/h) is a unit of speed representing the distance of one foot traveled in one hour.
History/Origin
The foot per hour has historically been used in engineering and construction to measure slow speeds, especially in contexts where imperial units are standard. Its usage has declined with the adoption of metric units and more common speed measurements like meters per second or miles per hour.
Current Use
Today, foot per hour is rarely used in practical applications but may still appear in specialized fields such as certain engineering, construction, or scientific contexts where imperial units are maintained.
Kilometer/second
A kilometer per second (km/s) is a unit of speed representing the distance of one kilometer traveled in one second.
History/Origin
The kilometer per second has been used in scientific contexts, particularly in astronomy and physics, to measure high velocities such as the speed of celestial objects and spacecraft. Its usage became prominent with the development of precise measurement techniques in the 20th century.
Current Use
Today, km/s is primarily used in astronomy, astrophysics, and space science to describe the velocities of stars, galaxies, and spacecraft. It is also used in scientific research involving high-speed phenomena.