posted by kelsie on .
a 4-kg box is pushed across a level floor with a force of 60n for a displacemen of 20m then lifted to a height of 3 m. what is total work done on the box?
(Work against friction) + (Work against gravity)
(60 N x 20 m) + (M*g)* 2 m
You know what M and g are.
Add the two terms