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Q. Consider the system shown in the figure below. Block A weighs 46.0 N and block B weighs 21.0 N. Once block B is set into downward motion, it descends at a constant speed.
(a) Calculate the coefficient of kinetic friction between block A and the tabletop.
(b) A cat, also of weight 46.0 N, falls asleep on top of block A. If block B is now set into downward motion, what is its acceleration?
How many revolutions does wheel make throughout the time
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