TLH0801 TLH0801
  • 10-02-2017
  • Physics
contestada

Why does the frequency of a siren get higher as an ambulance using that siren gets closer?

Respuesta :

IsaacNewton42
IsaacNewton42 IsaacNewton42
  • 11-02-2017
Sound pressure decreases with distance, so there's less sound pressure acting on your ear-drum. 
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