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Physics (AS & A Level) · Feb / March 2016 · Paper 12 · Question 13

9702Turning effects of forces

Two forces, each of magnitude F, act at points V and W on an object. The two forces form a couple. The shape of the object is a right-angled triangle with sides of lengths x and y, as shown. Which expression gives the torque exerted by the couple?

  1. AFx
  2. BFy
  3. C2Fx
  4. D2Fy

As printed in the paper

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Correct answer: B. Fy

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