Normal Force: Exercise

Question:

A force of 60 N is used to drag a sled 5 m across the ground.
The force is directed at an angle upward from the sled as shown in figure.
What is the work done by the horizontal component of the force? parallel-forces-3
  1. 180 J
  2. 200 J
  3. 190 J
  4. 20 J
  5. 0 J


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