Conductivity test. A battery and a light bulb are used to test electric conductivity of different materials. As shown here,an iron nail conducts electrical current hence iron (like all metals) is classified as a conductor. Photo 8 of 10 | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Giphotostock |
Taille de l’image : | 5114 px × 3406 px |
Model Release : | Non requis |
Restrictions : |
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