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Physics (AS & A Level) · Oct / Nov 2021 · Paper 11 · Question 18

9702Energy conservation

A car of mass 1500 kg travels at a constant velocity of 30 m s–1 down a slope. The slope is at an angle of 6.0° to the horizontal, as shown. The magnitude of the total resistive force acting on the car is 2000 N. What is the power output of the car’s engine?

  1. A14 kW
  2. B60 kW
  3. C110 kW
  4. D380 kW

As printed in the paper

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Correct answer: A. 14 kW

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