An electron is accelerated from rest through a p.d. of 100 V. The kinetic energy it gains is:

  1. 3.2 10^-17 J
  2. 1.6 10^-18 J
  3. 1.6 10^-16 J
  4. 1.6 10^-17 J
Answer

D) 1.6 10^-17 J

KE = eV = 1.6 10^-19 100 = 1.6 10^-17 J (= 100 eV). SLO P-11-E-04 · Understanding

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