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Physics 15 Online
zarkam21:

A?

zarkam21:

1 attachment
Angle:

We are given the equation: frequency = velocity / wavelength velocity is given as 74 m/s wavelength is the distance between crests = 12 m so plugging this into the given equation... frequency = (74 m/s) / (12 m) = 6.2 (cycles)/s = 6.2 Hz so you're correct, A is your answer

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