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A wave is moving at the rate of 40 cm/s. Its wavelength is 8 cm. What is the frequency of the wave?

  • : v=40 cms speed of wave

    λ=8 cm wavelength

    f=? frequency of wave

    v=λ⋅f

    40=8⋅f

    f=408

    f=5 s1  is the answer

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