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  1. Nov 16, 2009 #1
    Why does your hair stand out when you touch the the van der graaf generator ?? What controls the direction of the hair
  2. jcsd
  3. Nov 16, 2009 #2


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    Staff: Mentor

    Well, since this is a homework/coursework question, we can't just give you the answer. But maybe we can give you a hint or two to help you figure it out yourself.

    What is the equation that relates the force F on a charged particle Q in terms of its charge and the value of an electric field E that the particle is sitting in? What makes electric field?
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