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 × 10^22 eV
c. 2.0 × 10^4 eV
b. 1.0 × 10^4 eV
d. 3.2 × 10^-22 eV
C
Physics & Space Science
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What will be an ideal response?
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