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Energy of waves

  1. May 14, 2014 #1
    There is this equation: E=h*f that give us the energy of each photon.
    If we want to find kinetic or dynamic energy,what equation we will use?
    Something like K=1/2*m*v^2 (where v is the speed and we have v=A*cos(t/T- x/λ)) ?
  2. jcsd
  3. May 14, 2014 #2

    Simon Bridge

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