Question #218759

A man cleaning a frictionless floor pulls a vacuum cleaner with a force F of magnitude 50 N at an angle of 30° with the horizontal. What is the magnitude of the work done by the weight of the vacuum cleaner?


1
Expert's answer
2021-07-19T18:20:45-0400
W=(50)(3)cos⁡30=129.9 JW=(50)(3)\cos{30}=129.9\ J


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