DC Motor Generator Activity Model Item Type_Bug Viewer and a second copper) for

and a second copper) for side-by-side comparison of conductivity and resistance

providing the standard mid-reach branching wire for 4mm-socket student bench circuits

Standard rheostat with oxidized constantan winding on a vitreous-enameled steel tube and a heavy-duty sliding contact

Single-cell iron-clad electromagnet on one C battery with integrated hooks for lifting demonstrations

delivering wheel-driven power to a lamp or a Newton color disc

DC Motor Generator Activity Model Item Type_Bug Viewer and a second copper) forOpen base DC motor generator activity model with a 2 pole enameled copper armature, removable bar magnet, disc commutator, and 4mm sockets, running on 1. 5 3V DC for hands on motor action work.