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what are beats
a. periodic fluctuations in the velocity of sound waves
b. periodic fluctuations in the wavelength of sound waves
c. periodic fluctuations in the intensity of sound waves
d. periodic fluctuations in the frequency of sound waves

Sagot :

ajinems

Beats can be defined as the periodic fluctuations in the frequency of sound waves. That is option D

What are sound waves?

Sound waves are those waves that are produced by the vibration of an object whose energy is usually propagated through a medium.

When two sound waves of different frequencies meets, a periodic variation that occurs is called beats.

Therefore, Beats can be defined as the periodic fluctuations in the frequency of sound waves.

Learn more about waves here:

https://brainly.com/question/15663649

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