bedsaul12345
bedsaul12345
08.08.2021 • 
Physics

• A person pushes a 50 kg rock with a force of 300 N along a horizontal surface for a distance of 2
m. The force of friction between the rock and
the horizontal surface is 25 N.
Calculate the work done by the person
- How much of work is done by the person against
frictional force?
- Find the net work done on the rock.

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