Electromagnetic field demonstration. Iron filings placed on a card beneath a rudimentary electromagnetic composed of a copper coil around two metal ba

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Electromagnetic field demonstration. Iron filings placed on a card beneath a rudimentary electromagnetic composed of a copper coil around two metal bars carrying a current. The shape of the magnetic field is revealed by the pattern of the filings.

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Size: 5125px × 3431px
Photo credit: © TREVOR CLIFFORD PHOTOGRAPHY/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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