[Solved] An Electron Is Accelerated from Rest Through a Potential Difference

Question 44
Multiple Choice

An electron is accelerated from rest through a potential difference of 50.0 kV. What is the TOTAL energy of the electron? (c = 3.00 × 108 m/s, e = 1.60 × 10-19 C, mel = 9.11 × 10-31 kg)

A) 8.00 × 10-15 J
B) 16.2 × 10-15 J
C) 8.20 × 10-14 J
D) 9.00 × 10-14 J
E) 16.2 × 10-14 J

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