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Physics (AS & A Level) · May / June 2017 · Paper 12 · Question 37

9702Potential dividers

A circuit is set up as shown. The variable resistor is adjusted so that the ammeter reading decreases. How do the readings of the voltmeters change?

  1. Adecreases / decreases
  2. Bdecreases / increases
  3. Cincreases / decreases
  4. Dincreases / increases

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Correct answer: B. decreases / increases

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