1st mode (fundamental)
f1 = v/4L (first harmonic)
2nd mode (first overtone)
f = 3f1 third harmonic
3rd mode (second overtone)
f = 5f1 fifth harmonic
closed end
press distribution
0
0
Higher modes of closed pipe:
need pressure NODE at open end pressure BELLY at closed end
odd multiples of fundametal
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