Decay of the ParticleWhen at rest, the particle has a
Chapter 29, Problem 98(choose chapter or problem)
Decay of the ParticleWhen at rest, the particle has a lifetime of 0.15 ns before it decays into a neutron and a pion. One particular particle is observed to travel 3.0 cm in the lab before decaying. What was its speed? (Hint: Its speed was not .)
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