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20.1 Exercise 1

Avg difficulty 2.5

Which of the following can be explained on the basis of conservation of charge in a closed circuit consisting of a battery, resistor, and metal wires?

  1. The number of electrons leaving the battery will be equal to the number of electrons entering the battery.
  2. The number of electrons leaving the battery will be less than the number of electrons entering the battery.
  3. The number of protons leaving the battery will be equal to the number of protons entering the battery.
  4. The number of protons leaving the battery will be less than the number of protons entering the battery.

OpenStax College Physics 2e, 20.1 Current, exercise 1

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Adapted from College Physics © 2022 Rice University. Licensed under CC BY 4.0. Sources: College Physics 2e, College Physics for AP® Courses 2e. Imported at revision f98d7a7.