Unfingered Guitar String Vibration Frequency: 627 Hz

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SUMMARY

The unfingered guitar string vibrates at a fundamental frequency of 627 Hz. When the string is fingered one third of the way from the end, only two thirds of the string length can vibrate, resulting in a new frequency of 940.5 Hz. This calculation is derived from the principles of string harmonics, specifically using the relationship between string length and frequency. Understanding these concepts is crucial for accurately determining the frequencies produced by guitar strings under different conditions.

PREREQUISITES
  • Understanding of string harmonics
  • Knowledge of fundamental frequency calculations
  • Familiarity with guitar string physics
  • Basic algebra for frequency manipulation
NEXT STEPS
  • Research the relationship between string length and frequency in string instruments
  • Explore the concept of harmonics in musical acoustics
  • Learn about the physics of vibrating strings
  • Investigate the effects of tension and mass on string vibration frequencies
USEFUL FOR

Musicians, physics students, guitarists, and anyone interested in the acoustics of string instruments will benefit from this discussion.

Kevin Kim
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Homework Statement


When unfingered, a string on a guitar vibrates at 627 Hz.

What frequency will the string produce when fingered one third of the way from the end, that is only two thirds of the string can vibrate?

Homework Equations

The Attempt at a Solution


I am not too sure what equations to use for this.[/B]
 
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Show a list, we will ask which one :smile:
 
I have solved the answer by relating to the string harmonics. (627Hz*0.5)+627Hz= 940.5Hz
 
Kevin Kim said:
I am not too sure what equations to use for this.
Then you might want to take another look in your course literature on the subject and think about how the length of the string relates to the fundamental frequency.
 

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