[填空题]
Calculate the moment of inertia of the array pcd toa lt/,4:- 8iva. wob/ rnkwv4xyro85v8of poi g omma)4: (cl)ic6 (qd/-2oinumthnunt objects shown in Fig. 8–43 abo-(/m2:o mou)umctg )a c(4qi dinhn 6lut (a) the vertical axis, $kg \cdot m^2$ (b) the horizontal axis. Assume m=1.8 kg,M=3.1kg and the objects are wired together by very light, rigid pieces of wire. The array is rectangular and is split through the middle by the horizontal axis. $kg \cdot m^2$ (c) About which axis would it be harder to accelerate this array?