» Zinc Box with Iron filing (0072)
Immagini
DESCRIPTION
Exhibit 72 is a small cubic zinc box with sides of about 10 cm containing iron filings to a depth of around 7 cm used to visualize the directions of magnetic force lines. The experiments involve pouring the iron filings on paper placed on top of any magnet, permanent natural or artificial or electromagnet created by currents. The filings align parallel to the lines of magnetic force making them visible.Dati Catalografici
| Data di costruzione: | --- |
|---|---|
| Data di carico: | anteriore al 1874 |
| Nr. Inventario: | 935 (Generale dal 1874) |
| Costruttore: | Sconosciuto |
| Materiale: | zinco, ferro |
| Dimensioni: | 10,2 cm x 10,2 cm x 10,2 cm |
| Conservazione: | ottimo (Delle tre cassettine citate in inventario ne risulta presente solo una) |