For Bsc Pdf — Modern Physics Notes

A muon decays in 2.2 μs at rest. What is its lifetime as measured on Earth when traveling at 0.99c?

Solution: ( \lambda = \frach\sqrt2mE = \frac6.63\times10^-34\sqrt2(9.1\times10^-31)(100\times1.6\times10^-19) \approx 1.23 \text Å ). modern physics notes for bsc pdf

End of Notes – Version 1.0 for B.Sc. Semester V/VI A muon decays in 2