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Savchenko Problem 14.1.2
Physics · modern-physics
Problem
10−8 safterthepassageofthe
π
\pi
π
0-mesonthroughcounterA, countersAandB recorded the
γ
\gamma
γ
-quanta that appeared during the decay of the
π
\pi
π
0-meson:
π
\pi
π
0
→
\rightarrow
→
γ
\gamma
γ
+
γ
\gamma
γ
. The distance between counters is 1 m. How fast was the
π
\pi
π
0-meson moving?
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