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Depending on humidity, the 400-kV Van de Graaff unit generates 200,000-400,000 V and has 3 variable settings. The included experiment guide describes typical electrostatic demonstrations that can test concepts such as charge conservation, charge transfer, triboelectric effect, conductors, insulators, ionization, and more.
The 400-kV Van de Graaff unit generates 200,000-400,000 V, depending on humidity, and has 3 variable settings. The typical electrostatic demonstrations described in the included experiment guide can test concepts such as charge conservation, charge transfer, triboelectric effect, conductors, insulators, ionization, and more. Unit overall height is 33"; dome diameter is 9". Comes with a power cord and an electrostatics set with 10 attachments. Replacement Belt (item #756214A) is sold separately.