If we intercept an electron having total energy 1533 MeV that came from Vega, which is 26ly

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If we intercept an electron having total energy 1533 MeV that came from Vega, which is 26ly from us, how far in light years was the trip in the rest frame of the electron?

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Fundamentals of Physics

ISBN: 978-0471758013

8th Extended edition

Authors: Jearl Walker, Halliday Resnick

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Question Posted: Jan 27, 2011 12:34 AM

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If we intercept an electron having total energy 1533 MeV that came from Vega, which is 26ly

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The strategy is to find the speed from E 1533 MeV and mc 0511 MeV see Ta...View the full answer

Fundamentals of Physics

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