A 40-lb roller of 8-in. diameter, which is to be used on a tile floor,is resting
Chapter 4, Problem 4.72(choose chapter or problem)
A 40-lb roller of 8-in. diameter, which is to be used on a tile floor,is resting directly on the subflooring as shown. Knowing that thethickness of each tile is 0.3 in., determine the force P required tomove the roller onto the tiles if the roller is (a) pushed to the left,(b) pulled to the right.
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