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Physics (AS & A Level) · Oct / Nov 2020 · Paper 13 · Question 19

9702Energy conservation

A water pump raises a mass of 27 × 10^3 kg of water through a vertical distance of 80 m in a time of 1.0 hour. What is the average useful output power of the pump?

  1. A0.60 kW
  2. B5.9 kW
  3. C36 kW
  4. D350 kW

As printed in the paper

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Correct answer: B. 5.9 kW

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