Kinematics Moving point: Al (on rod OA1) MCS: circular disk SCS: support Absolute motion: curvilinear(arc) Relative motion: curvilinear motion convected motion: rotation 0▲ Moving point: A (on disk) MCS: rod o'A SCS: support 0 Absolute motion: curvilinear(circle) Relative motion: rectilinear motion convected motion: rotation17 Moving point：A（on disk) MCS：rod O'A SCS：support Absolute motion: curvilinear (circle) Relative motion: rectilinear motion convected motion: rotation Moving point：A1 (on rod O'A1) MCS：circular disk SCS：support Absolute motion: curvilinear (arc) Relative motion：curvilinear motion convected motion：rotation