bobross123 bobross123

07-02-2019
Physics

contestada

A wave has a wavelength of 9 mm and a frequency of 14 hertz. What is its speed?

Respuesta :

christy52 christy52

07-02-2019

wavespeed = frequency x wavelength
= 14 x 9
= 126 mm/s
= 0.126 m/s

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