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20-10-2022
Physics

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If, in the previous question, there is a 15 N kinetic frictional force opposing the motion, how much work is done by the force of friction? Does friction do positive work or negative work on the block?

If in the previous question there is a 15 N kinetic frictional force opposing the motion how much work is done by the force of friction Does friction do positiv class=

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