An unstable particle called the pion has a mean lifetime of 25 ns in its own rest
Question:
(a) What is the mean life time of the pions measured in the laboratory frame?
(b) How far does a pion travel (as measured by laboratory observers) during this time?
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Related Book For
Physics
ISBN: 978-0077339685
2nd edition
Authors: Alan Giambattista, Betty Richardson, Robert Richardson
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