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The lowest note on a grand piano has a frequency of 27.5 hz. the entire string is 2.00 m long and has a mass of 400 g. the vibrating section of the string is 1.90 m long. part a what tension is needed to tune this string properly?0

Respuesta :

princesskanxi
F=1/2l square root /mass per unit length
F=frequency
L=length
M/l=mass per unit length
I think that formula is better for this question....

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