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Classroom Magnetic Field Demonstrator Subcategory_Scoops and Spatulas Double-pole double-throw brass knife switch

Classroom Magnetic Field Demonstrator Subcategory_Scoops and Spatulas Double-pole double-throw brass knife switchUsed to render a permanent magnet's field lines visible without iron filings, this demonstrator surrounds a central magnet with 46 small compasses that align in a flowing dipole pattern.

SKU: 74102745990 · From webdevsolutions.tech

4.7
USD105.99 USD142.99

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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18

Description

Double-pole double-throw brass knife switch

Vertical section of a monocot leaf enlarged 300x exposes parallel venation

used both in galvanic-cell construction and as the photoemitter in classic photoelectric-effect demonstrations

this acrylic 12

Classroom Magnetic Field Demonstrator Subcategory_Scoops and Spatulas Double-pole double-throw brass knife switchUsed to render a permanent magnet's field lines visible without iron filings, this demonstrator surrounds a central magnet with 46 small compasses that align in a flowing dipole pattern.

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