- alternation of polarity
- alternation of polarity Polaritätswechsel m, Polwechsel m; Umpolung f
English-German dictionary of Electrical Engineering and Electronics. 2013.
English-German dictionary of Electrical Engineering and Electronics. 2013.
capacitance — /keuh pas i teuhns/, n. Elect. 1. the ratio of an impressed charge on a conductor to the corresponding change in potential. 2. the ratio of the charge on either conductor of a capacitor to the potential difference between the conductors. 3. the… … Universalium
geomagnetic reversal — Alternation of the Earth s magnetic polarity. The Earth s internal magnetic field reverses, on average, about every 300,000 to 1 million years. This reversal is very sudden on a geologic time scale, apparently taking about 5,000 years. The time… … Universalium
concerto — /keuhn cher toh/; It. /kawn cherdd taw/, n., pl. concertos, concerti / tee/. Music. a composition for one or more principal instruments, with orchestral accompaniment, now usually in symphonic form. [1720 30; < It, deriv. of concertare; see… … Universalium
Bass guitar — A Music Man Stingray bass String instrument Other names Bass, electric bass guitar, electric bass. Classification … Wikipedia
PAL — For other uses, see PAL (disambiguation). Television encoding systems by nation; countries using the PAL system are shown in blue. PAL, short for Phase Alternating Line, is an analogue television colour encoding system used in broadcast… … Wikipedia
nitrogen group element — ▪ chemical elements Introduction any of the chemical elements that constitute Group Va of the periodic table (see Figure >). The group consists of nitrogen (N), phosphorus (P), arsenic (As), antimony (Sb), and bismuth (Bi). The elements share… … Universalium
plant development — Introduction a multiphasic process in which two distinct forms succeed each other in alternating generations. One form, created by the union of sexual cells (gametes (gamete)), contains two sets of similar chromosomes (diploid). At sexual… … Universalium
Navajo phonology — is the study of how speech sounds pattern and interact with each other in that language. The phonology of Navajo is intimately connected to its morphology. For example, the entire range of contrastive consonants is found only at the beginning of… … Wikipedia
Tone (linguistics) — Not to be confused with intonation (linguistics). Top tone ◌̋ ˥ … Wikipedia
nervous system — Anat., Zool. 1. the system of nerves and nerve centers in an animal or human, including the brain, spinal cord, nerves, and ganglia. 2. a particular part of this system. Cf. autonomic nervous system, central nervous system, peripheral nervous… … Universalium
solar cycle — Astron. the variation of sunspots, prominences, flares, and other solar activity through an 11 year cycle. Also called solar activity cycle. Cf. sunspot cycle. * * * Period in which several important kinds of solar activity repeat, discovered in… … Universalium