Physics, 28.09.2019 17:30 nataliaguadaluoupa25

Suppose you exert a 400-n force on a wall but the wall does not move. the work you are doing on the wall is : unknown, because the mass of the wall is not given
zero, because the wall is not moving
3920 j
400 j

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Suppose you exert a 400-n force on a wall but the wall does not move. the work you are doing on the...