Speed in feet per second (ft/s, ft s-1):
Result in miles per hour (mi/h, mi h-1):
How to convert speed from feet per second to mils per hour?
1 ft/s ≈ 0.682 mi/h
1 feet per second ≈ 0.682 miles per hour
Feet per second = ft / h = ft h-1 = ft • h-1 = fps = foot per second
Miles per hour = mi / h = mi h-1 = mi • h-1 = mph = m.p.h = MPH
Speed in miles per hour is equal to speed in feet per second multiply by 0.682.
Formulas:
miles per hour = feet per second x 0.681 818 181 818 …
υmi/h = υft/s x 0.682
υmi/h – speed in miles per hour;
υft/s – speed in feet per second.
For example:
Convert speed 10 ft/s to mi/h.
Solution: υmi/h = υft/s x 0.682 = 10 x 0.682 = 6.82 mi/h. Answer: 10 ft/s = 6.82 mi/h
Convert speed 20 ft/s to mi/h.
Solution: υmi/h = υft/s x 0.682 = 20 x 0.682 = 13.64 mi/h. Answer: 20 ft/s = 13.64 mi/h