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HALLIDAY SOLUTIONS - CHAPTER 9 PROBLEM 9 - Fundamentals of Physics 10th
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A stone is dropped at t 0. A second stone, with twice the mass of the first, is dropped from the same point at t = 100 ms. (a) How far below the release point is the center of mass of the two stones at t = 300 ms? (Neither stone has yet reached the ground.) (b) How fast is the center of mass of the two stone system moving at that time?
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