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5.3 Exercise 2

Avg difficulty 2.5

a. A particle travels at 1.90×108m/s1.90 \times 10^{8} \text{m}/\text{s} and lives 2.10×10−8s2.10 \times 10^{−8} \text{s} when at rest relative to an observer. How long does the particle live as viewed in the laboratory?

OpenStax University Physics Volume 3, 5.3 Time Dilation, exercise 2

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Adapted from University Physics Volume 3 © 2016 Rice University. Licensed under CC BY 4.0. Source: University Physics Volume 3. Imported at revision db44eb9.