(Solved): Using special techniques called string harmonics (or "flageolet tones"), stringed instruments can pr ...

Using special techniques called string harmonics (or "flageolet tones"), stringed instruments can produce the first few overtones of the harmonic series. While a violinist is playing some of these harmonics for us, we take a picture of the vibrating string (see figures). Using an oscilloscope, we find the violinist plays a note with frequency

in figure (a). How many noses does the standing wave in figure (a) have?