[填空题]
What is the angular ubnkiizc-zo1c0uc r* d8k(h) iep3om *t.z1 , momemg; +tjceds ;0 0jc0dfntum of a 0.210-kg ball rotating on the end of a thin string in a circle of radius 1.10 m at an angular speed of 10.e0;0 t+scmfd jgc0; dj4 $rad/s$? $kg \cdot m^2$