Magnetic field lines. Magnetic field lines of a horseshoe magnet are revealed using iron filings | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Giphotostock |
Taille de l’image : | 3414 px × 5136 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : |
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