We Can Figure This Out.org
Virtual Lab: Van de Graaff Generators
 University of Virginia
             
 
© 2003-Present, John C. Bean
 
Now comes the treachery: A dirty trick is played on the newly arrived electrons.

The rubber belt is an insulator. The electrons cannot get through the belt to the positive pulley.

Instead the movement of the belt rapidly carries them away from the positive pulley they were trying to reach.

 
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