An Electron Has a Speed of 0

question 67

Multiple Choice

An electron has a speed of 0.783c. Through what potential difference would the electron need to be accelerated from rest in order to reach this speed? The rest mass energy of an electron is 0.511
MeV)

• A) 260 kV
• B) 310 kV
• C) 360 kV
• D) 400 kV

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