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Physics · May / June 2021 · Paper 12 · Question 16

5054Energy

A girl lifts an object of mass 1.0 kg from the floor and puts it on a ledge 2.0 m above the floor. How much potential energy is gained by the object? [gravitational field strength g = 10 N / kg]

  1. A2.0 J
  2. B5.0 J
  3. C10 J
  4. D20 J

As printed in the paper

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Correct answer: D. 20 J

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