Task id16440
A cylindrical rod of length L = 1.2 m consists of three materials: over l1 = 0.5 m - from iron, over l2 = 0.3 m - from copper and over l3 = 0.4 m - from aluminum . Find the center of mass of the rod. (Density of iron p1 = 7.8 103 kg/m3, copper p2 = 8.9 103 kg/m3, aluminum p3 = 2.7 103 kg/m3.)
Detailed solution. Format gif
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