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A text-book on sound (1908)

Barton, Edwin H. (Edwin Henry), b. 1858 · London, Macmillan and Co., limited · leaf 103

An illustration from A text-book on sound, 1908, leaf 103
the displacement diagramof a given vibration of period r and amplitude Jc, Thediagram consists of two straight lines at equal but oppositeslopes. It accordingly denotes a uniform motion in onedirection followed, without any break, by a precisely similarmotion in the opposite direction. Let it be… … (H)

Sound

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