Electrical circuit equipment. Clockwise from left: electrical cells (batteries),wires,ammeter,voltmeter,push switch and two lamps | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Andrew Lambert Photography |
Taille de l’image : | 4763 px × 3679 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |