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28 September, 19:24

An object with a mass of 20 kg has a net force of 80 N acting on it. What is the acceleration of the object?

0.25 m/s2

4 m/s2

60 m/s2

100 m/s2

+1
Answers (1)
  1. 28 September, 20:37
    0
    Newton's 2nd law of motion says

    Net force = (mass) x (acceleration)

    Plug in the things you know, and you have

    80 N = (20 kg) x (acceleration)

    Divide each side by (20 kg):

    80N / 20kg = acceleration

    acceleration = 4 m/s²
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