%3Cp%20class%3D%22c1%22%3Ehe%20graph%20shows%20how%20the%20force%20component%0A%

Question

%3Cp%20class%3D%22c1%22%3Ehe%20graph%20shows%20how%20the%20force%20component%0A%3Ci%3EF%3C%2Fi%3Ecos%3Ci%3E%3F%3C%2Fi%3E%20along%20the%20displacement%20varies%20with%20the%0Amagnitude%20%3Ci%3Es%3C%2Fi%3E%20of%20the%20displacement.%20Find%20the%20work%20done%20by%20the%0Aforce.%20%3Ci%3E(Hint%3A%20Recall%20how%20the%20area%20of%20a%20triangle%20is%20related%20to%0Athe%20triangle's%20base%20and%20height.)%3C%2Fi%3E%3C%2Fp%3E%0A%3Cp%20class%3D%22c2%22%3E%3Cimg%20src%3D%0A%22http%3A%2F%2Fedugen.wileyplus.com%2Fedugen%2Fcourses%2Fcrs6407%2Fart%2Fqb%2Fqu%2Fc06%2Fch06p_66.gif%22%20%2F%3E%3C%2Fp%3E%0A

Explanation / Answer

work done=component of force acting in the direction of displacement*displacement=Fcos?*s=F.s

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