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Physics (AS & A Level) · May / June 2016 · Paper 11 · Question 32

9702Characteristics of alternating currents

A 100 Ω resistor conducts a current with changing direction and magnitude, as shown. What is the mean power dissipated in the resistor?

  1. A100 W
  2. B150 W
  3. C250 W
  4. D400 W

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Correct answer: C. 250 W

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