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4 September, 01:56

A sound wave has a frequency of 440 HZ and a wavelength of. 780 m what is the waves speed of the sound wave.

A. 100m/s

B. 34m/s

C. 2m/s

D. 343.2m/s

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Answers (1)
  1. 4 September, 02:04
    0
    The answer is D ...
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