A particle is found to have a lifetime of 30 ms. It is found moving at a speed of 0.999c. How long can the particle be observed in a laboratory if it is moving at the given speed.
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- Suppose an alpha particle (which has a mass of 6.645 × 10-27 kg) is moving at 0.21c.Randomized Variablesv = 0.21 c What is the momentum of the alpha particle in kg ⋅ m/s?What is the kinetic energy of an electron if its speed is 0.992c?The proper lifetime of a certain particle is 100.0 ns. How long does it live in the laboratory if it moves at v = 0.860c?
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