A Guitarist Tunes a String Such That It Is Exactly

question 3

Multiple Choice

A guitarist tunes a string such that it is exactly in tune with a second string of equal linear mass density and length.Both vibrate with a fundamental frequency of 110.0Hz.He decreases the tension in one string so that he hears beats of 4.6Hz.What is the ratio of the tension of the first string to that of the second?

• A)0.918
• B)0.921
• C)0.958
• D)0.960
• E)0.979

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