单词 | disc dynamo |
释义 | > as lemmasdisc dynamo disc dynamo n. a dynamo consisting of a solid electrically conducting disc that is rotated in a stationary magnetic field. ΚΠ 1881 W. Grist Crystal Palace, Internat. Electric Exhib. 1881–2, Official Catal. 94 Arago Disc Dynamo, for electric lighting, electro-plating and telegraphy. 1983 R. T. Merrill & M. W. McElhinny Earth's Magn. Field vii. 217 A disc dynamo (or homopolar or Hertzenberg dynamo)..was suggested by Larmor..to explain the origin of the earth's magnetic field. 2011 G. Turner North Pole, South Pole (new ed.) xv. 225 It was easy to see that a simple modification of Faraday's disc dynamo would transform it into a self-exciting dynamo. < as lemmas |
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