Like poles of two bar magnets repel each other. Iron shavings are used to reveal magnetic field lines produced by the two ALNICO magnets | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Giphotostock |
Taille de l’image : | 5113 px × 3412 px |
Model Release : | Non requis |
Restrictions : |
|