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10 August, 10:52

A wavelength is moving at the rate of 40 cm/s. If the wavelength is 8 cm then what is the frequency of the wave?

A. 5 cm

B. 320 cm

C. 320 hz

D. 5 hz

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Answers (1)
  1. 10 August, 14:32
    0
    We divide the speed of the wave by its wavelength to obtain how many waves will pass in a second, also known as the frequency.

    40 / 8

    = 5 waves/sec

    = 5 Hz

    The answer is D
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