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Physics (AS & A Level) · May / June 2016 · Paper 13 · Question 17

9702Energy conservation

An object of mass 0.30 kg is thrown vertically upwards from the ground with an initial velocity of 8.0 m s–1. The object reaches a maximum height of 1.9 m. How much work is done against air resistance as the object rises to its maximum height?

  1. A4.0 J
  2. B5.6 J
  3. C9.6 J
  4. D15 J

As printed in the paper

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Correct answer: A. 4.0 J

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