ch06-p093 - 93. (a) The component of the weight along the...

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93. (a) The component of the weight along the incline (with downhill understood as the positive direction) is mg sin θ where m = 630 kg and = 10.2°. With f = 62.0 N, Newton’s second law leads to mg f ma sin −= which yields a = 1.64 m/s 2 . Using Eq. 2-15, we have 80 0 6 20 1
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