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Giancoli 7th Edition textbook cover
Giancoli's Physics: Principles with Applications, 7th Edition
26
Special Theory of Relativity
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26-4 and 26-5: Time Dilation, Length Contraction
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26-7: Relativistic Momentum
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26-9: Mass and Energy
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26-10: Relativistic Addition of Velocities
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Question by Giancoli, Douglas C., Physics: Principles with Applications, 7th Ed., ©2014, Reprinted by permission of Pearson Education Inc., New York.
Problem 31
Q

Determine the speed and the momentum of an electron (m = 9.11×10−31 kg9.11 \times 10^{-31} \textrm{ kg}) whose KE equals its rest energy.

A
  1. 0.866c0.866c
  2. 0.885 MeV/c0.885 \textrm{ MeV/c}
Giancoli 7th Edition, Chapter 26, Problem 31 solution video poster
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