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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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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

User Chad Lowe
by
7.9k points

1 Answer

3 votes
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
User Joki
by
8.1k points
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