Question #187492

helen is pulling her school bag at an angle of 30° with the horizontal to a distance of 8m. if she exerts a constant force of 55N in pulling her bag, how much work is done?


1
Expert's answer
2021-05-03T10:31:36-0400

The work is


W=Fdcos⁡θ=55⋅8⋅cos⁡30°=381 J.W=Fd\cos\theta=55·8·\cos30°=381\text{ J}.


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