A truck traveling eastward is moving at 16.0 m/s . a
police car is traveling westward at 46.0m/s if the frequency of the
sound coming from the police siren is a constant 520.0 Hz( actually
produced frequency), what is the change in frequency (in Hz) heard
by an observer in the truck as the two vehicles approach each other
as compared to moving away from each other? the temperature of the
air is 95.0 degree F.
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