a uniform solid disk made of wood is horizontal and rotates freely about a vertical axle at its center. the disk has radius 0.600 m and mass 1.60 kg and is initially at rest. a bullet with mass 0.0200 kg is fired horizontally at the disk, strikes the rim of the disk at a point perpendicular to the radius of the disk, and becomes embedded in its rim, a distance of 0.600 m from the axle.