This demonstration shows electrostatic repulsion. As the Van de Graaff is charged, the pith ball is charged as well. As the like charge builds the pith ball is repelled from the Van de Graaff sphere.
Setup:
Place the Van de Graaff on the lab table. Tape the pith ball to the top of the sphere.
Turn on the Van de Graaff and increase the motor speed. The pith ball will raise up off the sphere.
Notes:
None
Courses Used In:
PHY 10320
PHY 20435
PHY 30220
Discussion and Polling Questions:
Coming Soon
Equipment Needed:
Van de Graaff Generator
Pith Ball
Tape