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Physics (AS & A Level) · Feb / March 2023 · Paper 12 · Question 32

9702Resistance and resistivity

Which graph represents the way the current $I$ through a filament lamp varies with the potential difference $V$ across it?

  1. Agraph A
  2. Bgraph B
  3. Cgraph C
  4. Dgraph D

As printed in the paper

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Correct answer: B. graph B

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