root mean square

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root mean square

Maths the square root of the average of the squares of a set of numbers or quantities
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005


(1) (Root Mean Square) In an AC circuit, RMS is the equivalent amount of voltage or current in a DC voltage or current that would consume the same amount of energy.

(2) (Record Management Services) A file management system used in VAX computers. See VAX.

(3) (Rights Management Services) Digital rights management for documents in Windows servers. See IRM.
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