For the linkage of Prob. 3.17, link 2 is rotating with an angular velocity 2 = 15

For the linkage of Prob. 3.17, link 2 is rotating with an angular velocity ω2 = 15 rad/s ccw and an angular acceleration α2 = 320.93 rad/s 2 cw.

For the instantaneous motion of connecting rod 3, find:

(a) the inflection circle and the Bresse circle;

(b) the location of the instantaneous center of acceleration;

(c) the center of curvature of the path traced by coupler point C;

(d) the accelerations of points A, B, and C; and

(e) the acceleration of inflection pole J.