650_Dynamics 11ed Manual

650_Dynamics 11ed Manual - Engineering Mechanics Dynamics...

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Engineering Mechanics - Dynamics Chapter 19 Solution: Nt mg cos θ () t 0 = Nm g cos () = μ Nrt 2 5 mr 2 ω = t 2 r 5 g cos () = mg sin () t Nt mr = t r g sin () cos () () = Thus 2 r 5 g cos () r g sin () cos () () = atan 7 2 = Problem 19-27 The spool has weight W s and radius of gyration k O. If the block B has weight W b and a force
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