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March 27, 2017

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Karen has a mass of 62.60 kg and she rides the up escalator at Woodley Park Station of the Washington D.C. Metro. Karen rode a distance of 62 m, the longest escalator in the free world. How much work did the escalator do on Karen if it has an inclination of 35°?

  • Physics - ,

    Work = M*g*L*sin235

    L = 62 m
    L sin35 is the elevation gain

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