How fast is the sedan?

In the above diagram, an ambulance moving at a constant speed of 20 m/s20 \text{ m/s} generates a sound of frequency 1080 Hz.1080 \text{ Hz}. Calvin is chasing the ambulance in his sedan at a constant speed. If the frequency of the sound measured by Calvin from his car is 1050 Hz,1050 \text{ Hz}, then what is the speed of Calvin's sedan?

The speed of sound in the air is 340 m/s.340 \text{ m/s}.

×

Problem Loading...

Note Loading...

Set Loading...