At a given instant the 10-lb block A is moving downward with a speed of 6 ft>s
Chapter 14, Problem 14-24(choose chapter or problem)
At a given instant the 10-lb block A is moving downward with a speed of 6 ft/s. Determine its speed 2 s later. Block B has a weight of 4 lb, and the coefficient of kinetic friction between it and the horizontal plane is \(\mu_{k} = 0.2\). Neglect the mass of the cord and pulleys.
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