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Physics (AS & A Level) · Oct / Nov 2022 · Paper 13 · Question 36

9702Kirchhoff’s laws

Three batteries and three identical resistors are connected in a circuit PQR, as shown. The batteries have negligible internal resistance. What is the potential difference between points P and Q?

  1. A1.5 V
  2. B2.1 V
  3. C7.1 V
  4. D12.1 V

As printed in the paper

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Correct answer: C. 7.1 V

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