A solid disk of mass M = 0.600 kg and radius R = 0.250 m is suspended vertically and is free to rotate about its center without friction. A point object that has the same mass as the disk is placed at an angle 0; 20.0° clockwise from the top along the rim, causing the disk to rotate. The acceleration due to gravity is g = 9.80 m/s². What is the angular speed of of the disk when the object is directly below the center of the disk. ως Ξ rad/s
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