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ryzh [129]
2 years ago
13

A periodic wave has a wavelength of 0,50 m and a speed of 20 m/s, What is the wave frequency?

Physics
1 answer:
faltersainse [42]2 years ago
6 0

Answer:

u=speed, w=wavelenght, f=frequency

It's known that u=w*f =>  f=u/w

                                       u=20m/s     ==>  f=20/0,5  => f=40 Hz

                                       w=0,50m

Explanation:

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