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Physics (AS & A Level) · May / June 2025 · Paper 12 · Question 33

9702Resistance and resistivity

The I–V characteristics for three electrical components are shown. [three I–V graphs labelled 1, 2 and 3] Which components obey Ohm's law?

  1. A1, 2 and 3
  2. B1 and 2 only
  3. C1 and 3 only
  4. D1 only

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Correct answer: D. 1 only

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