Miles per hour (mph) to Feet per second (ft/s) Conversion
Miles per hour
Miles per hour (mph) is the unit of speed used in road transport in the United States, United Kingdom, and a small number of other countries. One mile per hour equals approximately 1.60934 km/h or 0.44704 m/s. Speed limits on US interstate highways are commonly 65–75 mph, while the UK national speed limit is 70 mph.
Feet per second
Feet per second (ft/s) is a unit of speed in the US customary and imperial systems equal to approximately 0.3048 m/s or 1.09728 km/h. It is commonly used in ballistics to express projectile velocities, in structural engineering for wind speed calculations, and in sports science. The speed of sound at sea level is approximately 1,125 ft/s (343 m/s), a reference used in firearms and aeronautics.
| Miles per hour (mph) | Feet per second (ft/s) |
|---|---|
| 0.1 mph | 0.1467 ft/s |
| 1 mph | 1.4667 ft/s |
| 2 mph | 2.9333 ft/s |
| 3 mph | 4.40 ft/s |
| 5 mph | 7.3333 ft/s |
| 10 mph | 14.6666 ft/s |
| 20 mph | 29.3333 ft/s |
| 30 mph | 43.9999 ft/s |
| 50 mph | 73.3332 ft/s |
| 100 mph | 146.6663 ft/s |
| 1000 mph | 1,466.663 ft/s |
Frequently Asked Questions (FAQ)
How many feet per second are in 1 miles per hour?
1 miles per hour (mph) is exactly 1.4667 feet per second (ft/s).
How do I convert miles per hour to feet per second?
Multiply the value in miles per hour by 1.4667 to get the result in feet per second. Or use the converter above — type any number and see the result instantly.