If a K⁰ Meson at Rest Decays in 0

question 53

Multiple Choice

If a K⁰ meson at rest decays in 0.9 × 10−¹⁰ s,how far will a K⁰ meson moving at 0.92 c travel through a bubble chamber? (
)

• A) 6.3 cm
• B) 2.5 cm
• C) 0.97 cm
• D) 8.8 cm
• E) ​0.70 cm