ME 3133 Chapter : Lect 07 Depend Motion BLANKS
Document Summary
Assignments moving on to particle kinetics weds: read meriam & kraige: 4. 1-4. 2 newtons law for a system of particles: practice problems dependent motion 2. 215, 219, 223 [216: quiz #2 monday next week, topics for the day. 2d curvilinear kinematics summary & review: position r(t) = x(t)i + y(t)j. = r(t)er path? v(t ) p r(t) a(t ) O: velocity, acceleration v(t) = r (t) = x i + y j a(t) = v (t) = r (t) = x i + y j. = s: 2 et + en = v et + v2 en, 2. = cos e e r + sin e e. = k e r = cos e n + sin et e n = k e t = cos e. One particle/point in two-dimensions (2d: 2 degrees of freedom (dof) for pos. , vel. D: path geometry de ned yielding a relationship between a single particle"s coordinates: x=f(y) or y=f(x), r=f( ) or =f(r) etc.
