Waves, sound, and light

Standing waves

λ = 2L/n (both ends same)  ·  λ = 4L/n, n odd (one end closed)

λ wavelength, L length, n harmonic number

Watch forStrings and open pipes: all harmonics. Closed pipes: odd harmonics only.

Apply it · 2 questions

  1. Standing waves in a pipe closed at one endLight and sound · set 4 · medium
  2. Wavelength of a string's third harmonicLight and sound · set 5 · medium