Posted by Brittany on Monday, December 3, 2012 at 4:24pm.
A 50kg box is sitting on your front porch. The coefficient of sliding friction between the box and floor is .4. You are trying to push the box from the porch into the house. What is the force required to push the box at a constant speed?

Physics  Elena, Monday, December 3, 2012 at 4:50pm
F=F(fr)=μN=μmg
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