US$ 30.00
Two-ohm wire-wound fixed resistor in an ABS module with 4mm sockets
housed in a vinyl-covered zinc steel case with a fold-out winding handle for field work
hanging displays
a 12V/21W lamp house
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.
US$ 30.00
US$ 12.95
US$ 16.95
US$ 34.95
US$ 19.95
US$ 20.00
US$ 20.00
US$ 15.00
US$ 10.00
US$ 34.99