18. Waves & Sound
The Doppler Effect
18. Waves & Sound The Doppler Effect
1PRACTICE PROBLEM
An asteroid crashes into the earth's atmosphere creating a cone-shaped shock wave. The angle between the shock wave and the asteroid's direction of motion is 44.0°. Take the speed of sound at high altitudes to be 295 m/s. Determine the asteroid's Mach number for that instant.
An asteroid crashes into the earth's atmosphere creating a cone-shaped shock wave. The angle between the shock wave and the asteroid's direction of motion is 44.0°. Take the speed of sound at high altitudes to be 295 m/s. Determine the asteroid's Mach number for that instant.