PITH BALL ELECTROSCOPE (LONG) Pith Ball Electroscope “Long” is perfect for classroom demonstration. It consists of a pair of pith Ball suspended by threads from a U-shaped brass wire mounted on a base with rubber feet. Height: 30cm. Base: Acrylic10 x 10cm ELECTROSCOPE For introductory electrostatic experiments and for indication of DC & AC voltages. […]
A spherical conductor on insulating stand with two hollow hemi -spheres, each with insulated handle, to show that electrostatic charge resides on outer surface.
Spare gold leaves, pk/6. This sturdy electroscope features a metal case with front and rear glass windows for preventing air currents from affecting the deflection of the leaves. Leaves are gold and aluminum. Leaf support rod is held in place by an Insulating plastic sleeve. A graduated scale is also provided for measuring the deflection […]