679_Dynamics 11ed Manual

679_Dynamics 11ed Manual - Engineering Mechanics - Dynamics...

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Engineering Mechanics - Dynamics Chapter 20 Given 0 ω 2 cos θ () 2 sin 1 + 0 2 r 0 × 0 = 2 Find 2 = 2 5.66 rad s = Define terms ω 0 2 cos 2 sin 1 + = α 0 0 1 0 2 cos 2 sin 1 + × = r B 0 2 r 0 = r C 0 0 2 r = Find velocities and accelerations v B ω r B × = v C ω r C × = a B α r B × ωω r B × × + = a C α r C × r C × × + = v B 0 0 0 m s = a B 0 0 1.131 m s 2 = v C 0.283 0 0 m s = a C 0 1.131 1.131 m s 2 = v B 0 m s = a B 1.131 m s 2 = v C 0.283 m s = a C 1.6 m s 2 = Problem 20-13 Shaft BD is connected to a ball-and-socket joint at
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