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Homework Help: Factor in the three phase

  1. Mar 18, 2010 #1
    1. The problem statement, all variables and given/known data

    Can someone tell me how the (square root of three) factor is derived in a three phase generator?

    2. Relevant equations

    3. The attempt at a solution
    Last edited: Mar 18, 2010
  2. jcsd
  3. Mar 18, 2010 #2
    Can someone show me the derivation?
  4. Mar 18, 2010 #3


    User Avatar

    Staff: Mentor

    If you draw the three equally spaced voltage phases like in this diagram:


    You can see the they form equilateral triangles. What is the ratio of side lengths in a right triangle that bisects an equilateral triangle?
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