• ID Code: J1-29
  • Purpose: Demonstrate electrostatic force.
  • Description: A pendulum isolated by a wooden vertical support is placed on top of a Van de Graaff. The pendulum bob becomes charged, experiences a repulsive force from the dome, and moves about erratically. Try other lengths to get different motion.
  • Availability: Available
  • References: http://http://lecdem.physics.umd.edu/images/refs/refsj.htm#J1-29
  • Loc codes: J1a, FS2