0.211 + cos 0 m R F12-34 k link OA along the ) m. At the instant E angular acceleration rad s. Determine the this instant. = 3 rad/s F12-37 F12-38. At the instant o = 45, the athlete is running with a constant speed of 2 m/s. Determine the angular velocity at which the camera must turn in order to follow the motion. r = (30 csc 0) m 30 m F12-38 F12-35 0.211 + cos 0 m R F12-34 k link OA along the ) m. At the instant E angular acceleration rad s. Determine the this instant. = 3 rad/s F12-37 F12-38. At the instant o = 45, the athlete is running with a constant speed of 2 m/s. Determine the angular velocity at which the camera must turn in order to follow the motion. r = (30 csc 0) m 30 m F12-38 F12-35