Convert Kilometres per Minute to Feet per Second
Convert Kilometres per Minute (km/min) to Feet per Second (ft/s) instantly and accurately.
Conversion Formula
ft/s = km/min × 54.68066492
About Kilometres per Minute
A kilometre per minute (km/min) = 50/3 m/s ≈ 16.667 m/s. F1 cars at Monza average ~4.33 km/min in qualifying. High-speed trains (TGV, ICE) cruise at 2.5-3.5 km/min. Subsonic military jet trainers fly at 3-7 km/min; combat aircraft cruise at 7-10 km/min. Dead-reckoning navigation: elapsed minutes × km/min = distance. 1 km/min = 60 km/h = 37.28 mph.
About Feet per Second
A foot per second (ft/s) = exactly 0.3048 m/s - the primary speed unit in US ballistics, hydraulics, and gas dynamics. .308 Winchester muzzle velocity ~2,750 ft/s; 9mm pistol 1,200-1,400 ft/s; .50 BMG 2,910 ft/s. Speed of sound at sea level 1,116 ft/s. River channel mean velocities 0.5-6 ft/s; NFPA sprinkler pipe flows also in ft/s. 1 ft/s = 0.3048 m/s = 1.09728 km/h = 60 ft/min.
Quick Reference Table
| Kilometres per Minute (km/min) | Feet per Second (ft/s) |
|---|---|
| 1 km/min | 54.6807 ft/s |
| 2 km/min | 109.361 ft/s |
| 5 km/min | 273.403 ft/s |
| 10 km/min | 546.807 ft/s |
| 25 km/min | 1367.02 ft/s |
| 50 km/min | 2734.03 ft/s |
| 100 km/min | 5468.07 ft/s |