Physics, 05.11.2019 06:31 chiliboy8394
You promised your younger brother that you would give him a ride on his sled. you first push him from behind with a force of magnitude f1 directed downward at an angle of 25° below the horizontal. after a while you decide to pull him with a force of magnitude f2 directed upward at the same angle above the horizontal.
Answers: 2
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