a certain machine exerts a force of 200 newton on
A certain machine exerts a force of 200 Newton on a box whose masses 30 kilograms.
The machine moves the box a distance of 20 meters with a horizontal floor.
What amount of work does the machine do on the box?
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a certain machine exerts a force of 200 newton on a box whose masses 30 kilograms the machine moves the box a distance of 20 meters with a
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