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October 22, 2014

Homework Help: Physics Inertia : Merry-go-round

Posted by HELP ME!! on Monday, April 19, 2010 at 11:08pm.

A playground merry-go-round of radius 1.96 m has a moment of inertia 335 kg m2 and is rotating at 12.3 rev/min. A child with mass 43.1 kg jumps on the edge of the merry-go-round. What is the new moment of inertia of the merry-go-round and child, together? Answer in units of kg m2.

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