Wednesday
April 23, 2014

Homework Help: Physics

Posted by Jen on Thursday, October 15, 2009 at 12:50pm.

A 855 N crate rests on the floor.

a) How much work is required to move it at constant speed 7.7 m along the floor against a friction force of 180 N?

b) How much work is required to move it at constant speed 7.7 m vertically?

I really NEED help I am very lost with physics!!!!

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