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What is the speed of a wave with a wavelength of 3.0 m and a period of 0.40 s?

User Yohan Zhou
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1 Answer

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17 votes
The formula you need for this is
v = f λ
(velocity = frequency • wavelength)
A built-in reminder for this relationship is the units:
meters / second = meters • 1/seconds (aka hz, frequency)
therefore v = 3m / 0.4 seconds = 7.5 m/s
User Jonzee
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