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Some simple demonstration experiments involving homopolar motors

The ready availability of very strong permanent magnets in the form of rare-earth magnetic alloys such as neodymium-iron-boron has lead to renewed interest in one of the oldest types of electric motors - the homopolar motor. The ease with which a demonstration homopolar motor can now be built and op...

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主要作者: Seán M. Stewart
格式: Artigo
语言:Inglês
出版: Sociedade Brasileira de Física 2007-01-01
丛编:Revista Brasileira de Ensino de Física
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在线阅读:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1806-11172007000200012&tlng=en
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