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AP® Physics 1 & 2

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Moderate

Effect of Frequency Change on Graph

APPH12-CIEUC1

The graph above shows the changes in air pressure at a certain location as a function of time as caused by a single sound wave produced by a tuning fork.

If the frequency of the tuning fork were increased, which of the following changes to the graph would be observed?

A

The wave peaks would be wider.

B

The wave peaks would be narrower.

C

The wave peaks would be taller.

D

The wave peaks would be shorter.