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Eo = mc² Equation (1) is divided by equation (2) E = (1) E (2) mc (2) = THIS SEAMS BACKWARDS то те WHY ISN'T THIS

Eo = mc² Equation (1) is divided by equation (2) E = (1) E (2) mc (2) = THIS SEAMS BACKWARDS то те WHY ISN'T THIS

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Problem 2.8 part b answer seems incorrect.  How can the fraction of energy that is the rest energy be greater that 1? I believe the answer should be 4/5 not 5/4.

← Modern Physics For ... 2nd Edition √¹-2242 mc² Eo Eo E Eo E Eo Equation (1) is divided by equation (2) THIS SEAMS BACKWARDS mc² E = (1) то те WHY ISN'T THIS た。 E E E₂ E Eo E Eo = E Eo = || || - || = || mc² mc² c2 0.8 E 2 = ² Eo mc² (0.6c)2 c2 0.36c2 c2 0.64 (2) (2) 102.7.0.80=780% Chapter 2, Problem 2.8P Conclusion: The energy of the electron is 0.6398 MeV. The fraction of its energy, that is, rest energy is 5/4. THIS IS NONSENSICAL
Transcribed Image Text:← Modern Physics For ... 2nd Edition √¹-2242 mc² Eo Eo E Eo E Eo Equation (1) is divided by equation (2) THIS SEAMS BACKWARDS mc² E = (1) то те WHY ISN'T THIS た。 E E E₂ E Eo E Eo = E Eo = || || - || = || mc² mc² c2 0.8 E 2 = ² Eo mc² (0.6c)2 c2 0.36c2 c2 0.64 (2) (2) 102.7.0.80=780% Chapter 2, Problem 2.8P Conclusion: The energy of the electron is 0.6398 MeV. The fraction of its energy, that is, rest energy is 5/4. THIS IS NONSENSICAL
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