US$ 149.50
Demonstrates Hooke's Law
providing the standard mid-reach branching wire for 4mm-socket student bench circuits
and a second copper) for side-by-side comparison of conductivity and resistance
and field strength
deflecting a pivoting cobalt-steel compass needle inside a rectangular conductor frame to show that current generates a magnetic field
DC Motor Generator Activity Model Item Type_Bug Viewer Demonstrates Hooke's LawOpen 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.
US$ 149.50
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US$ 149.99
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