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Electric field lines of two opposing charges separated by a finite distance. Physical dipole, two poles, made by electric equal charged balls. Red plus and blue minus points. Illustration over white.
Red and blue horseshoe magnet with iron filings on white background, top view
magnet icon logo template,magnet vector element
Magnet vector illustration. Magnet sign vector. Magent icon vector eps 10
A pile of thin metal nails on a round black magnet on a gray background. Selective focus. Side view

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