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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Famous quotes containing the words resonance, sphere and/or air:
“It is closing time in the gardens of the West and from now on an artist will be judged only by the resonance of his solitude or the quality of his despair.”
—Cyril Connolly (1903–1974)
“A knowledge of the Globe and its various inhabitants, however slight ... has a kindred effect with that of seeing them as travellers, which never fails, in uncorrupted minds, to weaken local prejudices, and enlarge the sphere of benevolent feelings.”
—James Madison (1751–1836)
“It’s a perfect night for mystery and horror. The air itself is filled with monsters.”
—William Hurlbut (1883–?)