Zak, helping his mother rearrange the furniture in their living room, moves a 60.9 kg sofa 6.3 m with a constant force of 17 N. -?
What is the work done by Zak on the sofa? Neglect friction
Answer in units of J.
What is the average acceleration of the sofa?
Answer in units of m/s^2.
- NCSLv 72 months agoFavourite answer
work = F*d = 17N * 6.3m = 107.1 J ≈ 110 J
acceleration = F / m = 17N / 60.9kg = 0.28 m/s²
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