wcole1008 wcole1008
  • 21-09-2017
  • Physics
contestada

When a 440-Hz tuning fork and a piano key are struck together, five beats are heard. If the pitch of the note on the piano is lower than the tuning fork, what is the frequency of the note?

Respuesta :

JamalJr
JamalJr JamalJr
  • 21-09-2017
440Hz < n2
n2 - 440 = 5
n2 = 445hz
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