Centre of mass velocity special relativity

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  • Thread starter Physgeek64
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  • #1
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Why is it that the ZMF velocity is given by the total momentum of the system divided by the total energy?

Many thanks :)
 

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  • #2
Simon Bridge
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That would be in units where c=1.
 
  • #3
247
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That would be in units where c=1.
Even so, where does this result come from?
 

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