Lecture08_ME343F09

Lecture08_ME343F09 - ME343-Dynamics of Machinery -...

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ME343-Dynamics of Machinery - Acceleration Analysis November 2, 2009
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Change of date for midterm 2 New Date: November 16, 2009 (2 weeks from today) Covers CH 5, 6, 7 Mechanism design Velocity Acceleration Suggestions for Final??? (scheduled for Dec 14, 2009 4:30-6:30) Dead-day???
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Acceleration Acceleration results from any change in velocity vector Magnitude Direction Linear Acceleration Rotation Normal and tangential components Normal acceleration is directly related to a change in direction of the velocity vector
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Acceleration Direction of acceleration in direction of velocity vector for acceleration, opposite direction of velocity vector for deceleration Normal acceleration is ALWAYS directed toward the center of rotation Total acceleration for a rotating link =a n +a t
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Linear Acceleration dt dv t v a t = = 0 lim t v a 2245 (for short time period) Linear Acceleration of a point is the change of linear velocity of
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This note was uploaded on 01/30/2010 for the course ME 343 taught by Professor Varischetti during the Fall '09 term at Nevada.

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Lecture08_ME343F09 - ME343-Dynamics of Machinery -...

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