An Electron in a TV Picture Tube Is Accelerated Through

question 33

Multiple Choice

An electron in a TV picture tube is accelerated through a potential difference of 20 kV before it hits the screen.What is the kinetic energy of the electron in electron volts? (1 eV = 1.6 × 10−¹⁹ J)

• A) 6.25 × 10²² eV
• B) 1.0 × 10⁴ eV
• C) 2.0 × 10⁴ eV
• D) 3.2 × 10−²² eV

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