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Physics · May / June 2016 · Paper 12 · Question 2

5054Balanced and unbalanced forces

A man pulls a sledge of mass 25 kg across level ground with a horizontal force of 60 N. A constant force of friction of 20 N acts on the sledge. What is the acceleration of the sledge?

  1. A0.63 m / s2
  2. B1.6 m / s2
  3. C2.4 m / s2
  4. D3.2 m / s2

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Correct answer: B. 1.6 m / s2

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