541_Dynamics 11ed Manual

541_Dynamics 11ed Manual - Engineering Mechanics - Dynamics...

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Engineering Mechanics - Dynamics Chapter 17 a G μ k N A Find a G k , N A , () = N A 785 N = a G 4.50 m s 2 = k 0.458 = Problem 17-49 The dresser has a weight W and is pushed along the floor. If the coefficient of static friction at A and B is s and the coefficient of kinetic friction is k , determine the smallest horizontal force P needed to cause motion. If this force is increased slightly, determine the acceleration
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