Miles per Hour to Mach - Convert mph to mach

Miles per Hour (mph) Conversion

A mile per hour is an imperial and US customary unit of speed and velocity, indicating the number of miles traveled for an hour. One mile per hour is exactly 22/15 feet per second, approximately 1.609 kilometers per hour (km/h), or exactly 0.44704 meters per second (m/s).

Mach Conversion

A mach is a measure or quantity of relative velocity, representing a ratio of the speed of an object to the speed of sound. It is usually expressed in a number and for example if an aircraft is travelling with Mach 2 it is travelling with speed twice the speed of sound.