Description

Spark in 20mm

and resonance through a 6V motor driving cams and spring actuators across four springs and two hanging masses on a 19-inch frame

supplying the standard durable instrument for routine student voltage measurements

Collapsible medium-size force table at 11

and composites in a labeled 13 x 10 inch plastic sleeve for materials-classification work

Right-Angled Glass Refraction Prism, 80 x 115mm Item Type_Shot Glass Spark in 20mmLarger right angled glass refraction prism at 80 by 115mm, the wider 90 45 45 degree faces handling wider beams for total internal reflection and beam redirection demos.

Exchange/Return Notes

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Right-Angled Glass Refraction Prism, 80 x 115mm Item Type_Shot Glass Spark in 20mm

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