An Electron Is Accelerated from Rest by a Total Potential

question 3

Multiple Choice

An electron is accelerated from rest by a total potential difference of 2.00 × 10⁸ V. Its mass at this energy is

• A) 9.1 × 10^-31 kg.
• B) 2.27 × 10^-33 kg.
• C) 1.67 × 10^-27 kg.
• D) 3.58 × 10^-28 kg.
• E) 1.12 × 10^-16 kg.

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