Question

waves propagate down a 25 gram string at 35 m/s. If the string has a length of 1.5 meters, what is the magnitude of the tension acting on it?

Answer 1

a. figure the mass density (mass/length)


v= sqrt(tension/massdensity)
http://hyperphysics.phy-astr.gsu.edu/hbase/waves/string.html