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A wave has a wavelength of 15 mm and a frequency of 7 hertz. What is its speed?

User Zapatilla
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1 Answer

7 votes

wave speed = frequency × wavelength

This is when:

wave speed (v) is measured in metres per second (m/s)

frequency (f) is measured in Hertz (Hz)

wavelength (λ) is measured in metres (m)

7 x 15 = 105 m / s

User Kevin Hooke
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5.2k points