Resonance of A Sphere of Air (Vented)
The diameter of a sphere with a sound hole is given by
where: (in meters)
- D = diameter of sphere
- d = diameter of sound hole
- f = frequency
The diameter of a sphere with a necked sound hole is given by
where: (in meters)
- D = diameter of sphere
- d = diameter of sound hole
- C = speed of sound
- L = length of neck
- f = frequency
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