An electron (charge 1.6 10^-19 C) moves through a p.d. of 5 V. The energy transferred is:

  1. 8.0 10^-19 J
  2. 3.1 10^19 J
  3. 5 J
  4. 3.2 10^-20 J
Answer

A) 8.0 10^-19 J

W = QV = 1.6 10^-19 5 = 5 eV. SLO P-09-E-11 · Application

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