Awire is $l=5\mathrm{.}25m$ long and has a mass of $m=0\mathrm{.}175kg.$ A transverse wave pulse is produced by plucking one end of the taut wire. The pulse makes four trips down and back along the cable in $0\mathrm{.}790s.$ Find the tension in the cable. $(2$ points$)$

$l=5\mathrm{.}25m$

$m=0\mathrm{.}173kg$