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Proof Plane

by Flinn Scientific

Item #: AP5993

Price: $30.85

In the Proof Plane for Electrostatics Demonstrations, safely transfer electrostatic charge from one body to another. A high quality proof plane that uses a spherical shape in order hold and retain the greatest charge for the longest time.

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Product Details

The proof plane is used to safely transfer electrostatic charge from one body to another. A high quality proof plane uses a spherical shape because a sphere will hold the greatest charge and retain it for the longest time. You will find this spherical proof plane to be of superior quality during your electrostatic demonstrations. The proof plane is 18 cm long with a sphere that is 3.5 cm in diameter.