DC circuitsQuestion 770 of 1506

What is the main effect of connecting cells in series, with polarities aiding?

  1. The amp-hour capacity is multiplied by the number of cells
  2. The total voltage stays the same
  3. The total voltage is the sum of the cell voltages
  4. The total internal resistance is reduced
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Correct answer: The total voltage is the sum of the cell voltages

Series cells add their voltages.

Source: Lessons in Electric Circuits I: DC (Kuphaldt), 11.2: Battery Construction

Practice dc circuits

Questions last reviewed: 18 October 2026