704_Dynamics 11ed Manual

704_Dynamics 11ed Manual - Engineering Mechanics - Dynamics...

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Engineering Mechanics - Dynamics Chapter 20 a C a ω z 2 a ' z 0 α 0 b c × + ωω 0 b c × × + = a C 28.75 26.25 4 m s 2 = Problem 20-35 At the instant shown, the frame of the brush cutter is traveling forward in the x direction with a constant velocity v , and the cab is rotating about the vertical axis with a constant angular velocity 1 . At the same instant the boom AB has a constant angular velocity θ ' , in the direction shown. Determine the velocity and acceleration of point B at the connection to the mower at this instant. Given: 1 0.5 rad s = ' 0.8 rad s = v 1 m s = a 1m = b 8m = Solution:
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