Description

Two-ohm wire-wound fixed resistor in an ABS module with 4mm sockets

a 12V/21W lamp house

housed in a vinyl-covered zinc steel case with a fold-out winding handle for field work

this LDR drops resistance dramatically when light strikes the cell

Wear-replacement timer switch for the goggle sanitizer cabinet

Gravesande Ring and Ball Apparatus Type_Apron Two-ohm wire-wound fixed resistor inCaptive 19mm brass ball on a rod mounted Gravesande ring, passing freely through the ring at room temperature but halted by the ring after flame heating expands the metal.

Exchange/Return Notes

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Gravesande Ring and Ball Apparatus Type_Apron Two-ohm wire-wound fixed resistor in

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