The total energy of a moving electron is $0.758 \mathrm { MeV }$. What is the speed of the electron in terms of $c$ ? The rest mass energy of an electron is $0.511 \mathrm { MeV }$.
A) $0.306 \mathrm { c }$
B) $0.794 c$
C) $0.739 c$
D) $0.933 c$

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The Answer of The total energy of a moving electron is $0.758 \mathrm { MeV }$. What is the speed of the electron in terms of $c$ ? The rest mass energy of an electron is $0.511 \mathrm { MeV }$.
A) $0.306 \mathrm { c }$
B) $0.794 c$
C) $0.739 c$
D) $0.933 c$

The Total Energy of a Moving Electron Is 0.758MeV0.758 \mathrm { MeV }0.758MeV

The Total Energy of a Moving Electron Is $0.758 \mathrm { MeV }$