Description
bare copper
2A rheostat with oxidized constantan winding on a 300x44mm vitreous-enameled tube
Spring-loaded vinyl jaws open to 2
supplied dry so the user adds acid and charges it before running heavy-current electrolysis loads
Student kit for constructing a working DC motor from component parts
Resistance Substitution Box Biology_Health & Genetics bare copperTwelve position substitution box rotating through 100 ohms to 470k ohms at 1W and plus or minus 1%, dropping a known resistance into a circuit without rewiring during Ohm's law work.
Exchange/Return Notes
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- Final sale items are not eligible for returns or exchanges.
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