mrqusai mrqusai

25-11-2016
Mathematics

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force of 50 pounds, exerted at an angle of 15° with the horizontal, is required to slide a desk across a floor. Determine the work done in sliding the desk 22 feet. (Round your answer to one decimal place.)

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bartdrinksmalk bartdrinksmalk

25-11-2016

[tex]50\ lb*22\ ft*\cos 15^{o}=1100\ ft\d lb*\cos 15^{o}=1062.5\ ft\d lb[/tex]

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