Physics, 12.10.2020 05:01 MengXiong1

The backwards (friction) force on the athlete is 42 N, the forwards force of the wind is 21 N, and the force from her muscles is 84 N. Calculate the resultant force on the runner. Give its direction.

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The backwards (friction) force on the athlete is 42 N, the forwards force of the wind is 21 N, and t...

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