Q1. A guitar string is 75 cm long and has a mass of 3.8 g. From the bridge to the support post (= L) is 60 cm, and the string is under a tension of 558 N.
What is the frequency of fundamental?
What is the frequency of first overtone?
What is the frequency of second overtone?
Q2. An underwater diver sees the sun 58{rm ^circ} above horizontal. How high is the sun above the horizon to a fisherman in the boat above the diver?