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The Lower a on a Piano Has a Frequency of 30

Question 38

Multiple Choice

The lower A on a piano has a frequency of 30 Hz.If the tension in the 2-m-long string is 318 N and one-half wavelength occupies the string,what is the mass of the string?


A) 88 g
B) 22 g
C) 18 g
D) 44 g
E) ​91 g

Correct Answer:

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