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Mass and speed of (current) electrons

  1. Sep 23, 2008 #1
    If a direct current (100 Volt) and (5 Amp.) is supplying a (500 Watt) bulb.
    How many electrons (how much mass) are moving and how fast?
  2. jcsd
  3. Sep 23, 2008 #2


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    Staff: Mentor

  4. Sep 24, 2008 #3

    I am not a student, but do just need the result.

    PS !
    The resistance in the wire we can assume to be zero.

    Last edited: Sep 24, 2008
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