A wavelength is moving at the rate of 40 cm/s. If the wavelength is 8 cm then what is the frequency of the wave? A. 5 cm B. 320 cm C. 320 hz D. 5 hz

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asked Sep 27, 2017 171k views

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Joki · Answer 1 · 2017-10-03T16:26:23+0000

We divide the speed of the wave by its wavelength to obtain how many waves will pass in a second, also known as the frequency.
40 / 8
= 5 waves/sec
= 5 Hz
The answer is D

A wavelength is moving at the rate of 40 cm/s. If the wavelength is 8 cm then what is the frequency of the wave? A. 5 cm B. 320 cm C. 320 hz D. 5 hz

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