bn:00030164n
Noun Concept
Categories: Electrical resistance and conductance, All articles lacking reliable references, Antennas (radio), Articles with short description, Materials science
EN
electric resistance  electrical resistance  impedance  resistance  resistivity
EN
A material's opposition to the flow of electric current; measured in ohms WordNet 3.0
Definitions
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EN
A material's opposition to the flow of electric current; measured in ohms WordNet 3.0 & Open English WordNet
In electrical engineering, impedance is the opposition to alternating current presented by the combined effect of resistance and reactance in a circuit. Wikipedia
The ratio of the voltage phasor to the electric current phasor, a measure of the opposition to time-varying electric current in an electric circuit Wikipedia Disambiguation
Physical quantity and property of material; inverse of the electric conductivity Wikidata
Quotient of the voltage phasor and the electric current phasor Wikidata
The ratio of the electric current density to the electric field in a material. OmegaWiki
Physics: Reciprocal of electrical resistance, measure of the ability of an object to conduct electric current OmegaWiki
A measure of the opposition to the flow of an alternating current in a circuit. OmegaWiki
Physics: Measure of the degree to which an object (e. g. electronic part, wire) opposes the passage of an electric current. OmegaWiki
A measure of the opposition to the flow of an alternating current in a circuit; the aggregation of its resistance, and inductive and capacitive reactances; the ratio of voltage to current treated as complex quantities. Wiktionary
Physics, measure of opposition to flow of current. Wiktionary (translation)
That portion of the apparent resistance or impedance of a circuit which depends only upon the dimensions of the conductors, their temperature, and the materials of which they are composed. Wiktionary
The resistance offered at a particular temperature by an electrical conductor of any given material in a cube of unit length, expressed in ohm-metres (Ωm) in the metric system of measurement. Wiktionary