[填空题]
What is the angular vdn .xu8 8xi ji+8 llaw,tn7i 9vuog yj(l(3-aw- etkw-uwmu*ha+ j :0momentum 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+um 0w :hwauw t*kj-e- of 10.4 $rad/s$? $kg \cdot m^2$