Description

Used to demonstrate broad pole-separation effects

Built from two counter-rotating foil-sectored plates with a belt drive and a pair of Leyden-jar condensers

5 N/m spring constant

Greatly enlarged four-week embryo model exposes early neural tube

Wooden Storage Box for 3" Bar Magnets Subcategory_Wash Bottles Used to demonstrate broad pole-separationSliding top wooden box 4 x 2 x 1 inches, dimensioned to fit a pair of 75mm (3 inch) bar magnets and the keeper that bridges them while in storage.

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Wooden Storage Box for 3" Bar Magnets Subcategory_Wash Bottles Used to demonstrate broad pole-separation

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