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Grade: 10 

                        
The mean lifetime of muons stopped in a lead block in the laboratory is measured to be 2.20 μs. The mean lifetime of high-speed muons in a burst of cosmic rays observed from the Earth is measured to be 16.0 μs. Find the speed of these cosmic ray muons.
5 years ago

Answers : (1)

Jitender Pal
askIITians Faculty
365 Points 
							235-2245_1.PNG
5 years ago
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