foot per second | |
---|---|
Unit system | Imperial, United States customary units |
Unit of | speed |
Symbol | ft/s, fps |
Conversions | |
1 ft/s, fps in ... | ... is equal to ... |
m/s | 0.3048 |
mph | 0.6818 |
kn | 0.5925 |
km/h | 1.0973 |
The foot per second (plural feet per second) is a unit of both speed (scalar) and velocity (vector quantity, which includes direction).[1] It expresses the distance in feet (ft) traveled or displaced, divided by the time in seconds (s).[2] The corresponding unit in the International System of Units (SI) is the meter per second.
Abbreviations include ft/s, fps, and the scientific notation ft s−1.[1]
Conversions
[edit]m/s | km/h | mph (mi/h) | knot | fps (ft/s) | |
---|---|---|---|---|---|
1 m/s = | 1 | 3.600000 | 2.236936* | 1.943844* | 3.280840* |
1 km/h = | 0.277778* | 1 | 0.621371* | 0.539957* | 0.911344* |
1 mph (mi/h) = | 0.44704 | 1.609344 | 1 | 0.868976* | 1.466667* |
1 knot = | 0.514444* | 1.852 | 1.150779* | 1 | 1.687810* |
1 fps (ft/s) = | 0.3048 | 1.09728 | 0.681818* | 0.592484* | 1 |
(* = approximate values)
See also
[edit]- Foot per second squared, a corresponding unit of acceleration.
- Feet per minute
References
[edit]- ^ a b "What is foot per second (ft/s or ft/sec)? - Definition from WhatIs.com". WhatIs.com.
- ^ "What is a speed unit foot per second (ft/sec)?". Aqua-Calc. Retrieved 2018-06-02.