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22 October, 01:46

A wave has a wavelength of 11 mm and a frequency of 11 hertz. What is its speed?

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Answers (2)
  1. 22 October, 01:54
    0
    Wave-speed = (wavelength) x (frequency)

    Speed = (0.011 meter) x (11 per second)

    Speed = (0.011 x 11) (meter per second)

    Speed = 0.121 meter per second
  2. 22 October, 02:43
    0
    Wave speed = frequency (in Hz) x wavelength (in m) so wave speed = 11 x 0.011 = 0.121 m/s
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