1985 | OriginalPaper | Buchkapitel
Measuring Instruments and Electrical Measurements
verfasst von : Noel M. Morris
Erschienen in: Mastering Electrical Engineering
Verlag: Macmillan Education UK
Enthalten in: Professional Book Archive
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So far we have discussed values of voltage, current, resistance, etc, without mentioning the way in which they are masured. In general, the operating principles of instruments are beyond the technical level reached at this point in the book and we are in the ‘chicken and the egg’ dilemma, insomuch that it is difficult to explain how an instrument works before its principle can be fully comprehended.