The half-life of a muon is 2.2$\mu$s.How fast is it moving relative to an observer who says its half-life is 4.4 $\mu$s?
A)0.87 c
B)0.75 c
C)0.97 c
D)0.72 c
E)0.50 c

Name: The half-life of a muon is 2.2$\mu$s.How fast is it moving relative to an observer who says its half-life is 4.4 $\mu$s? A)0.87 c B)0.75 c C)0.97 c D)0.72 c E)0.50 c
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Question

Quizplus · Accepted Answer

The observed half-life is longer due to time dilation, which occurs at relativistic speeds. Using the time dilation formula, the speed can be calculated as 0.87c.

The Half-Life of a Muon Is 2 μ\muμ SHow Fast Is It Moving Relative to an Observer Who

The Half-Life of a Muon Is 2 $\mu$ SHow Fast Is It Moving Relative to an Observer Who