582_Dynamics 11ed Manual

582_Dynamics 11ed Manual - Engineering Mechanics - Dynamics...

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Engineering Mechanics - Dynamics Chapter 17 Given: M 80 kg = μ s 0.12 = k G 0.175 m = k 0.1 = F 200 N = r 200 mm = θ 45 deg = g 9.81 m s 2 = Solution: Assume no slipping, Guesses F f 1N = F N 1N = a x 1 m s 2 = α 1 rad s 2 = F max 1N = Given F cos () F f + M a x = F N Mg F sin () 0 = F f rM k G 2 = a x r = F max s F N = F f F N F max a x Find F f F N , F max , a x , , () = F N F f F max 926.221 61.324 111.147 N = a x 1.001 m s 2 = 5.01 rad s 2 = Since F f 61.3 N = < F max 111.1 N
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