If an Electron Is Accelerated from Rest Through a Potential

question 48

Multiple Choice

If an electron is accelerated from rest through a potential difference of 300 V,find its approximate speed at the end of this process.(e = 1.6 × 10−¹⁹ C;m_e = 9.1 × 10−³¹ kg)

• A) 2.5 × 10⁷ m/s
• B) 2.1 × 10⁷ m/s
• C) 1.0 × 10⁷ m/s
• D) 1.4 × 10⁷ m/s

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