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December 22, 2014

Homework Help: physics

Posted by Cara on Wednesday, April 6, 2011 at 5:27pm.

A 110-kg crate, starting from rest, is pulled across a floor with a constant horizontal force of 420 N. For the first 13 m the floor is frictionless, and for the next 13 m the coefficient of friction is 0.35. What is the final speed of the crate?

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