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
Correct Answer:
Verified
Correct Answer:
Verified
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