Problem: A mass m = 15 kg hangs off the end of a 150 g, 1.2 m string, as shown in the figure below.  (a) What is the fundamental harmonic frequency of the string? (b) What is the first overtone frequency of the string?

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A mass m = 15 kg hangs off the end of a 150 g, 1.2 m string, as shown in the figure below. 

(a) What is the fundamental harmonic frequency of the string?

(b) What is the first overtone frequency of the string?

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