Anthony Pangestu
New member
The siren of a police car rest emits a predominantly frequency of 1600 Hz. What frequency will you hear if you are at rest and the police car moves at 90 km/h
a. towards you
b. away from you
The speed of sound in air = 343 m/s.
^ ^
a. towards you
b. away from you
The speed of sound in air = 343 m/s.
^ ^