harmonic
51Harmonic voltage (current) component (harmonious component of voltage (current) — 46 Источник: ГОСТ Р 54130 2010: Качество электрической энергии. Термины и определения оригинал документа …
Словарь-справочник терминов нормативно-технической документации
52harmonic analysis — n. 1. the study of Fourier series 2. the act of breaking a periodic function into components, each expressed as a sine or cosine function …
53harmonic mean — n. a number associated with a set of numbers, that is equal to the number of numbers divided by the sum of the reciprocals of the numbers (h = n ÷ (1/a + 1/b)) (Ex.: for 1/ 2, 1/ 3, and 1/ 4, h = 3 ÷ (2 + 3 + 4) = 1/ 3 or for 1/ 2 and 1/ 3, h = 2 …
54harmonic motion — n. motion that repeats periodically, as the motion produced by a restoring force proportional to displacement …
55harmonic minor — noun A minor scale with minor sixth and major seventh, ascending and descending • • • Main Entry: ↑harmony …
56harmonic pencil — noun (mathematics) A pencil of four rays that divides a transversal harmonically • • • Main Entry: ↑harmony …
57harmonic receiver — noun A receiver for electric waves, in harmony with the impulses producing them • • • Main Entry: ↑harmony …
58harmonic triad — noun (music) An old name for the common chord • • • Main Entry: ↑harmony …
59harmonic wave — noun (physics) A wave whose profile is a sine curve • • • Main Entry: ↑harmony …
60Harmonic oscillator — This article is about the harmonic oscillator in classical mechanics. For its uses in quantum mechanics, see quantum harmonic oscillator. Classical mechanics …