Acceleration aavg = Δv Δt a= dv dt d 2s a= dt a ds = v dv IN CASE.INTRODUCTION Dynamics includes: - Kinematics Kinematics is used to relate displacement, velocity, acceleration, and time, without reference to the cause of the motion - Kinetics Kinetics is used to predict the motion caused by given forces or to determine the forces required to produce a given motion CHAPTER KINEMATICS OF PARTICLES §1.1 RECTILINEAR MOTION OF PARTICLES Position : r, s Displacement Δr = r '− r Δs = s ' − s Velocity: Δr Δt dr v = dt v avg = ds v = dt
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