acceleration as a function of time if the coefficient of static friction is \u03bc s

Acceleration as a function of time if the coefficient

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1)Free the BODY (the crate). 4) Put in any other applied F ORCES – weight or a known force 2)Define your AXIS system3) yxW= mgT N F = u K N m a 6) Kinetic diagram -- ma
Kinematics Forces Work Kinetic Energy Momentum F a a m a = dt Impulse ds ds dt 2 1 t t dt F a 1 2 v m v m a a - 2 1 s s s d F a a a a 2 1 2 1 2 2 2 1 mv mv - = = Particle Dynamics Work- Energy Newton’s 2 nd Law Impulse- Momentum
Kinematics Basic kinematics equations Read Analytical Integration Section, pages 25 - 26 dt dv a = dt ds v = dv v ds a =
To do for next time HW#1 and Skills Review due Friday Read Sections Look at EX3.1 example problems on Blackboard Set Up IC3.1-2 with Given and Find for class. Come with questions!

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