5.28 Doppler effect. Phenomenon evidenced by the change in the observed frequency of a wave in a transmission system caused by a time rate of change in the effective length of the path of travel between the source and the point of...
5.27 speed of sound. Speed at which a wavefront advances in a sound field having the form of a free progressive wave. Unit, meter per second (m/s); symbol, c....
5.26 partial node. Point, line, or surface in a standing wave system where some characteristic of the wave field has a minimum value differing from zero. Annotation An appropriate...
5.25 antinode. Point, line, or surface in a standing wave where some characteristic of the wave field has maximum value. Annotation An appropriate modifier should be used before...
5.24 node. Point, line, or surface in a standing wave where some characteristic of the wave field has essentially zero amplitude. Annotation The appropriate modifier should be...
Recent Comments