Electric Field – 5B10.00

Hair on End – 5B10.10

HairEnd 5B10.10.1

HairEnd 5B10.10.2

  • Remove pointed metal items such as keys and microphones.
  • Stand on the insulated stool.
  • Turn the power on the Van de Graaff.
  • Hold a pointed probe against the sphere.
  • Place your other hand on the sphere before removing the probe.
  • Do not remove your hand and stay away from anything metal.
  • Allow yourself to charge up. Fine, clean, dry hair stands on end the best.
  • To discharge without shocks, hold pointed probe against the sphere, remove other hand and turn off motor.

Location: Jacobs B122 on a cart

Electric Field Lines – 5B10.40

Electric Field Lines 5B10.40

  • A pan filled with mineral oil is placed on an overhead projector.
  • Iron filing is sprinkled into the oil.
  • Different electrodes are inserted in the oil which and are attached to a Van de Graaff generator.
  • The iron fillings will align in the direction of the electric field.

Location: Jacobs B122 – Shelf 265