Magne-View.JPG
Pieter Kuiper
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Magne View, Field lines around magnets
commons
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Magne View, Field lines around two voice coil magnets visualized with Magne-rite magnetic viewing film
commons
ja
磁石の周囲に広がる電線
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ja
磁気ビュー
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field magnet field coil lodestone magnet bar magnet permanent magnet