Elements of natural philosophy (Volume 2-3) (1850)
Bartlett, W. H. C. (William Holms Chambers), 1804-1893 · New York : Barnes · leaf 81
T2 NATURAL PHILOSOPHY. Explanation andconstruction; Fig. 31. all. That portion of this tangent curve included be-tween the lines C A andCB\ drawn from (7, andtangent to the limits of theopening, will obviously be … Sound that is notreinforced byparticles from theprimitive wave; Sectors whereinthe sound is dueto superpositionof waves from theedges; Intensity-increased bycoincidence; Decreased byinterference. Points takenbetween theedges; the arc of a circle having Gfor its centre. The elemen-tary circles…
Mechanics · Acoustics · Optics
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