Tuesday, September 1, 2009

Electrical conductivity:

Jump to: Navigation, search Is not with electrical conductivity, a measure to be mistaken for an object or circuitry capable of conducting an electric current between two points, which is dependent on the electrical conductivity and carry out the geometric dimensions of the conductive object.

The electrical conductivity or specific conductivity is a measure of the ability of a material with an electrical current to conduct. When an electrical potential difference is placed over a pipe, its movable charges flow, leading to an electrical current.

The conductivity s is defined defined as the ratio of current density J, the electric field strength E: It is also possible, materials in which the conductivity is anisotropic, in this case, s is a 3 × 3 matrix (or more technically a rank-2 tensor) which is usually symmetrical. Conductivity is the reciprocal (inverse) of electrical resistance? And has the SI units of Siemens per meter (S · m-1):

The electrical conductivity is commonly represented by the Greek letter s, but? (especially in electrical science) or? sometimes also be used. An EC meter is normally used to measure the conductivity of a solution.

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