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23 March, 15:15

A person carries a mass of 10 kg and walks along the + x-axis for a distance of 100m with a constant velocity of 2 m/s. What is the work done by this person?

A) 20 J

B) None of the other choices is correct.

C) 0 J

D) 200 J

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Answers (1)
  1. 23 March, 16:49
    0
    Since the direction of the force and the direction of the path is perpendicular, the person is not doing any physical work.
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