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September 18, 2014

Homework Help: Physics

Posted by amanda on Tuesday, October 5, 2010 at 11:55am.

A 120-kg crate, starting from rest, is pulled across a floor with a constant horizontal force of 400 N. For the first 17 m the floor is frictionless, and for the next 17 m the coefficient of friction is 0.34. What is the final speed of the crate?

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