A 340 gg ball and a 570 gg ball are connected by a 31.0-cm-long massless, rigid rod. The structure rotates about its cen
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A 340 gg ball and a 570 gg ball are connected by a 31.0-cm-long massless, rigid rod. The structure rotates about its cen
A 340 gg ball and a 570 gg ball areconnected by a 31.0-cm-long massless, rigid rod. The structurerotates about its center of mass at 170 rpm. a) What is itsrotational kinetic energy?