If a K⁰ Meson at Rest Decays in 0

question 23

Multiple Choice

If a K⁰ meson at rest decays in 0.90 *10 ^{- 10} s, how far will a K⁰ meson moving at 0.95c travel through a bubble chamber? (c = 3.00 *10⁸ m/s)

• A) 2.6 cm
• B) 8.2 cm
• C) 9.3 cm
• D) 13 cm

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