[填空题]
A potter’s wheel is rotating around a vertic594:bi gz;vaa 3d0fix;kb npe al axis thro3cet2mu ,u bl:kz u8u.hdv1:b ugh its center at a frequency of 1.5rev/s The wheel can be considered a uniform disk of mass 5.0 kg and diameter 0.40 m. The potter then throws a 3.1-kg chulvh : ,ku82 ucbe.m1db:tz3uunk of clay, approximately shaped as a flat disk of radius 8.0 cm, onto the center of the rotating wheel. What is the frequency of the wheel after the clay sticks to it? $rev/s$