Mach one is the speed of sound, which is about 761.2 miles per hour (340.3 meters per second).
Mach two is twice the speed of sound, which is about 1,522.4 miles per hour (680.6 meters per second).
Mach 10+
about 655 MPH
the shockwave goes over mach 1 so get your running shoes on
"Mach" isn't a force.
The shockwave of an atomic bomb starts at about 184 Km/s or Mach 540! It slows fairly rapidly from that.
Mach 0.8-1.0
Mach 889 is about 659,233 mph
Mach 1.7 is equal to about 1294 mph.
Mach 6 is about 4,449.3 mph
645.38104_MPH_">645.38104 MPH-is 0.87 Mach -
Mach 1 is about 762 mph, so mach 20 is about 15,240mph.
the SR 71 goes really fast it goes Mach 7 NOT Mach 3.
Mach 3.3 is about 2,512 mph depending on altitude.
mach 2.03
9.8 Mach
Mach 10+
Mach 0.7 is 533 mi/h (rounded)