Radioactive Particles Moving at 0

question 27

Multiple Choice

Radioactive particles moving at 0.80 c are measured to have a half-life of 4.3 × 10^-8 s. What is their half-life when at rest?

• A) 7.2 × 10^-8 s
• B) 2.6 × 10^-8 s
• C) 3.4 × 10^-8 s
• D) 1.6 × 10^-8 s
• E) 1.7 × 10^-7 s

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