Speed of Sound Air to Feet per Second Converter

Common

Meters per second, km/h, mph and more.

How to convert Speed of Sound Air to Feet per Second

Multiply the speed of sound air value by 1,125.33: 1 Mach 1 = 1,125.33 ft/s. Going the other way, 1 ft/s = 0.00088863 Mach 1, so divide by 1,125.33 or use the Feet per Second to Speed of Sound Air converter.

About these units

Speed of Sound Air (Mach 1)

The speed of sound in air at 20 °C is about 343 meters per second (1,235 km/h). It falls as the air gets colder, so the exact value depends on conditions.

Feet per Second (ft/s)

Feet per second is used for projectile speeds and some engineering calculations. 1 ft/s is exactly 0.3048 m/s, and 60 mph is 88 ft/s.

Speed of Sound Air to Feet per Second conversion table

Speed of Sound Air (Mach 1)Feet per Second (ft/s)
1 Mach 11,125.33 ft/s
2 Mach 12,250.66 ft/s
3 Mach 13,375.98 ft/s
4 Mach 14,501.31 ft/s
5 Mach 15,626.64 ft/s
10 Mach 111,253.3 ft/s
20 Mach 122,506.6 ft/s
25 Mach 128,133.2 ft/s
50 Mach 156,266.4 ft/s
100 Mach 1112,533 ft/s
500 Mach 1562,664 ft/s
1,000 Mach 11.1253e+6 ft/s

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