Convert Mach 78 to Miles per Hour

calendarMar 8, 2023 · 1 min read  ·
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Mach is the ratio of an object's speed to the speed of sound. For example, something traveling at Mach 5 is traveling at 5 times the speed of sound. The speed of sound varies depending on many factors. In dry air, at 0 degrees Celsius, the speed of sound is about 331.3 meters per second.

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