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July 6, 2015

Homework Help: physics

Posted by aok on Thursday, November 18, 2010 at 10:09pm.

A child exerts a tangential 41.9-N force on the rim of a disk-shaped merry-go-round with a radius of 2.25 m. If the merry-go-round starts at rest and acquires an angular speed of 0.086 rev/s in 3.57 s, what is its mass?

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