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April 20, 2014

Homework Help: physics

Posted by Andrew on Tuesday, October 11, 2011 at 12:31am.

A person pushes horizontally with a force of 170 N on a 68 kg crate to move it across a level floor. The coefficient of kinetic friction is 0.22. (a) What is the magnitude of the frictional force? (b) What is the magnitude of the crate's acceleration?

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