frcxc7387 frcxc7387

12-08-2024
Physics

Answered

A child pulls a 7.4-kg toboggan 4.5 m across level ground with a 15-N force that is 60º above the horizontal. The work done is:
- 52 J
- 34 J
- 2100 J
- 63 J
- 390 J

Answer :

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