# Frequency of vibration

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A particular guitar string is supposed to vibrate at 199.1 Hz, but it is measured to actually vibrate at 214.2 Hz. By what percent should the tension in the string be changed to cause the string to vibrate at the correct fundamental frequency? [Enter the percentage only; do not enter units.]

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#### Solution Preview

Frequency of vibration is related to tension given by the formula

F = 1/2L * SQRT(T/m)

Where

F ...

#### Solution Summary

Frequency of vibration is denoted. The percent of tension in the string is changed. The correct fundamental frequency is calculated.

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