Question: Youre driving at 20.0 m/s when a police car traveling behind you at 30.0 m/s activates its siren. If the frequency of the siren is

You’re driving at 20.0 m/s when a police car traveling behind you at 30.0 m/s activates its siren. If the frequency of the siren is 800 Hz and the speed of sound is 343.0 m/s, what frequency do you hear?

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