A vibrating stretched string has length 139 cm, mass 38 grams and is under a tension of 38 newtons.
What is the frequency of its 5th overtone?
f_{6} =
If the source of the wave is an open organ pipe of the same length as the wire and the temperature of the air is 20^oC, what would be the frequency of the 5th harmonic?
f_{5} =