562_Dynamics 11ed Manual

562_Dynamics 11ed Manual - Engineering Mechanics - Dynamics...

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Engineering Mechanics - Dynamics Chapter 17 O y mg m L 2 α sin θ () m L 2 ω 2 cos () = O y mg 1 3 2 cos () 3 2 cos () 2 + 3 4 sin () 2 = Problem 17-77 The two-bar assembly is released from rest in the position shown. Determine the initial bending moment at the fixed joint B . Each bar has mass m and length l . Solution: I A 1 3 ml 2 1 12 ml 2 + ml 2 l 2 2 + + = 5 3 ml 2 = mg l 2 mgl + I A = 9 10 g l = M 1 12 ml 2 m l 2 l 2 + = 1 3 ml 2 = M A 3
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This note was uploaded on 08/16/2011 for the course EGN 3321 taught by Professor Christianfeldt during the Spring '08 term at University of Central Florida.

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