desireepelham2299 desireepelham2299
  • 12-01-2024
  • Physics
contestada

A standing wave has a wavelength of 3 meters in the first harmonic and a speed of 30 m/s. find the frequency of the second harmonic.
a.10 Hz
b. 20 Hz
c. 30 Hz
d. 40 Hz

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