Description

and Lenz's law investigations

0148 30 32/33 0

Virtually friction-free 2-meter air track shipped with vehicles

Two-position copper plug key switch with 4mm terminals and two removable plugs

Magnetic Needle with Brass Cup Bearing, 4", Carbon Steel Lab Equipment and Supplies_Racks & Stands and Lenz's law investigationsUsed as a sensitive direction finder when paired with a tangent compass stand, this 4 inch carbon steel needle pivots on a brass cup bearing for low friction rotation under the local field.

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Final sale items are not eligible for returns or exchanges.
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Magnetic Needle with Brass Cup Bearing, 4", Carbon Steel Lab Equipment and Supplies_Racks & Stands and Lenz's law investigations

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