DC circuitsQuestion 579 of 1506

Which type of resistor was standard until the 1960s but has a tolerance no better than about 5%?

  1. Metal film
  2. Foil
  3. Wirewound
  4. Carbon composition
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Correct answer: Carbon composition

Carbon composition resistors are reliable but not very accurate.

Source: Lessons in Electric Circuits I: DC (Kuphaldt), 2.5: Resistors

Practice dc circuits

Questions last reviewed: 18 October 2026