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Mach (20°C, 1 atm) (Ma)
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31 conversions shown
To m/s (at 20°C): × 343.6. To km/h (at 20°C): × 1,237. Note: changes with altitude and temperature.
Mach = velocity ÷ speed_of_sound. At 20°C: Mach 1 = 343.6 m/s. Speed of sound = √(γRT/M) where γ = heat capacity ratio.
For example, 1 Mach (20°C, 1 atm) (Ma) = 67637.79528 Foot per Minute (ft/min).
| Mach (20°C, 1 atm) (Ma) | Foot per Minute (ft/min) |
|---|---|
| 0.001 | 67.63779528 |
| 0.01 | 676.3779528 |
| 0.1 | 6763.779528 |
| 0.5 | 33818.89764 |
| 1 | 67637.79528 |
| 2 | 135275.5906 |
| 5 | 338188.9764 |
| 10 | 676377.9528 |
| 15 | 1014566.929 |
| 25 | 1690944.882 |
| 50 | 3381889.764 |
| 75 | 5072834.646 |
| 100 | 6763779.528 |
| 250 | 16909448.82 |
| 500 | 33818897.64 |
| 750 | 50728346.46 |
| 1000 | 67637795.28 |




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