Alnico Bar Magnet, 150 x 15 x 10mm Subcategory_Anatomy Models 5 ohms and 9A with

5 ohms and 9A with oxidized constantan winding on a vitreous-enameled tube and three binding posts

drawing 4-6V DC through 4mm sockets to demonstrate how current produces a concentrated magnetic field

Hard vulcanized ebonite rod that takes on a strong negative charge when rubbed with fur

Cylindrical borosilicate 3

covering refraction shapes for a complete optics lab kit

Alnico Bar Magnet, 150 x 15 x 10mm Subcategory_Anatomy Models 5 ohms and 9A withLong format 150 x 15 x 10mm Alnico bar pair with keepers, the larger geometry pushing pole separation wide enough that field lines extend visibly beyond the magnet body for filing maps.