Convert Feet per Second to Kilometres per Minute
Convert Feet per Second (ft/s) to Kilometres per Minute (km/min) instantly and accurately.
Conversion Formula
km/min = ft/s × 0.018288
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.
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.
Quick Reference Table
| Feet per Second (ft/s) | Kilometres per Minute (km/min) |
|---|---|
| 1 ft/s | 0.018288 km/min |
| 2 ft/s | 0.036576 km/min |
| 5 ft/s | 0.09144 km/min |
| 10 ft/s | 0.18288 km/min |
| 25 ft/s | 0.4572 km/min |
| 50 ft/s | 0.9144 km/min |
| 100 ft/s | 1.8288 km/min |