Muons at Speed 0

question 58

Multiple Choice

Muons at speed 0.999 4 c are sent round and round a circular storage ring of radius 500 m.If a muon at rest decays into other particles after an average T = 2.2 x 10^-6 s,how many trips around the storage ring do we expect the 0.999 4 c muons to make before they decay?

• A)0.2
• B)2
• C)4
• D)6

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