Question

How much work is done if you lift a 1000 N object up 5 centimeters and then places it down where it began?

Answer 1

I think that there is 0 N of work done because your overall displacement is 0.

Answer 2

yes i agree , lifting up means u did work , places down means gravity did work , rise of potential and then decrease of potential energy, overall is 0

Answer 3

how do i post more questions on here. Im new at this? and thanks sooo much... you are all alot of help :).

Answer 4

Before you can post a new question you have to close this one. To do this you click on the "Close" button next to the "Bump" button underneath your question.

Answer 5

ohhh ok thank you :)..