Aguitar string is 87 cm long and has a mass of 3.7 g. from the bridge to the support post (= l is 63 cm, and the string is under a tension of 516 n. what are the frequencies of the fundamental and first two overtones? fundamental frequency

Waves are used in many practical applications to support work, entertainment, and health. one example is the use of ultrasound imaging to safely track the development of a growing fetus. what is a specific example of a practical application of waves in medicine, entertainment, safety, or other fields? provide a brief explanation of how the properties of waves are useful to that application.