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The equivalence principle

  1. Aug 14, 2009 #1
    The equivalence principle is a straightforward application of Newton's third law, isn't it? There's nothing new in it
  2. jcsd
  3. Aug 14, 2009 #2


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    Hi vin300! :smile:
    Do you mean Newton's second law (F = dmomentum/dt)?

    But it applies to light, and it gives twice as much deflection as Newton does.
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