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electrodynamometer

[ ih-lek-troh-dahy-nuh-mom-i-ter ]

noun

, Electricity.
  1. an instrument that uses the interaction between the magnetic fields produced by the currents in two coils or sets of coils to measure current, voltage, or power.


electrodynamometer

/ ɪˌlɛktrəʊˌdaɪnəˈmɒmɪtə /

noun

  1. an instrument that uses the interaction of the magnetic fields of two coils to measure electric current, voltage, or power
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word History and Origins

Origin of electrodynamometer1

First recorded in 1875–80; electro- + dynamometer
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Example Sentences

Weber about this date invented the electrodynamometer, and applied the mirror and scale method of reading deflections, and in co-operation with C.F.

Similarly an alternating current ammeter can be calibrated by comparison with an electrodynamometer, the reading of which varies as the square of the current.

Mr. Blakesley described a simple method of determining the loss of power in a condenser by the use of three electrodynamometers, one of which has its coils separate.

Weber in inventing the electrodynamometer, and later Lord Kelvin devised ampere balances for the measurement of electric currents based on the attraction between coils conveying electric currents.

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