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Physics

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The lowest frequency in the audible range is 20Hz.
A)What is the length of the shortest open-open tube needed to produce this frequency?
B)What is the length of the shortest open-closed tube needed to produce this frequency?

  • Physics -

    A) L=λ/2=v/2f
    B) L=λ/4=v/4f
    v is the speed of sound

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