College Physics Homework$-$Ch $16$

$12$

$($pr$)$ In a piano, the string for middle C is held with $944$ N of tension. The wavelength of a wave on the string is $1\mathrm{.}26$ m $,$ and the period is $3\mathrm{.}82{10}^{-3}s.$ Determine the linear mass density $($i$.$e$.,$ mass per unit length$)$ of the string.