For Quiz 5 on Feb. 9th.
1 A harp string has a fundamental frequency of 100 Hz (approx. G2, in musical notation). If it is plucked in the centre, what frequencies do you expect to show up in the sound spectrum?
2 A guitar string has a fundamental frequency of 100 Hz (approx. G2, in musical notation). If it plucked one seventh of the way along the string with a thin plectrum, what frequencies do you expect to show up in the sound spectrum?
3 A qin string has a fundamental frequency of 100 Hz (approx. G2, in musical notation). If it plucked one seventh of the way along the string and touched lightly a third of the way along the string, what frequencies do you expect to show up in the sound spectrum?
4 Playing the violin with the bow sul ponticello (i.e. close to the bridge) produces a brighter, harsher sound than playing sul tasto (i.e. bow over the fingerboard, further from the bridge) because: