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What charge is on plasma ball surface?

  1. Oct 19, 2011 #1
    When I touch the surface on plasma ball, do I receieve free electron from plasma ball?
    or do plasma ball take free electron from my finger?
    Does anyone have any suggestions?
    Thanks in advance for any suggestions

  2. jcsd
  3. Oct 27, 2011 #2
    Does anyone have any suggestions?
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