Homework Help: Physics

Posted by Ty on Sunday, October 23, 2011 at 8:49pm.

A person pushes horizontally with a force of 190 N on a 67 kg crate to move it across a level floor. The coefficient of kinetic friction is 0.23. (a) What is the magnitude of the frictional force? (b) What is the magnitude of the crate's acceleration?

Physics - bobpursley, Sunday, October 23, 2011 at 8:56pm
pushing force-friction=ma

190-.23*67*9.8=ma

solve for a.

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