Foot per second (ft/s)
Exactly 0.3048 meters per second.
What is a foot per second?
- Symbol
- ft/s
- Quantity
- Speed
- Unit system
- US customary
- Definition
- Exactly 0.3048 meters per second.
- Exact
- Yes, the value is exact by definition
- Source
- International yard and pound agreement (1959)
Common applications
Used in US engineering and ballistics, for example bullet muzzle velocity.
Foot per second in other speed units
- 1 ft/s = 30.48 cm/sCentimeter per second
- 1 ft/s = 0.3048 m/sFoot per second to Meter per second converter
- 1 ft/s = 1.09728 km/hKilometer per hour
- 1 ft/s = 0.0003048 km/sKilometer per second
- 1 ft/s ≈ 0.6818181818 mphMile per hour
- 1 ft/s ≈ 0.5924838013 knKnot
- 1 ft/s ≈ 1.016703362e-9 cSpeed of light in vacuum
Foot per second quick reference
| Foot per second | Meter per second | Kilometer per hour | Mile per hour |
|---|---|---|---|
| 1 ft/s | = 0.3048 m/s | = 1.09728 km/h | ≈ 0.6818181818 mph |
| 10 ft/s | = 3.048 m/s | = 10.9728 km/h | ≈ 6.818181818 mph |
| 100 ft/s | = 30.48 m/s | = 109.728 km/h | ≈ 68.18181818 mph |
| 1000 ft/s | = 304.8 m/s | = 1097.28 km/h | ≈ 681.8181818 mph |
Where the foot per second fits
The next smaller speed unit is the kilometer per hour (km/h). 1 ft/s = 1.09728 km/h, and 1 km/h ≈ 0.9113444153 ft/s.
The next larger speed unit is the mile per hour (mph). 1 ft/s ≈ 0.6818181818 mph, and 1 mph ≈ 1.466666667 ft/s.
Frequently asked questions
- How many meters per second are in one foot per second?
- One foot per second = 0.3048 m/s (meters per second).
- How many kilometers per hour are in one foot per second?
- One foot per second = 1.09728 km/h (kilometers per hour).
- How many miles per hour are in one foot per second?
- One foot per second ≈ 0.6818181818 mph (miles per hour).