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Physics, 22.11.2019 01:31 aisha82

You are holding a bulletin board weighing w = 4.00 n in place against a wall while your friend secures it to the wall. to keep it from slipping, you apply a force p perpendicular to the bulletin board, pressing it directly into the wall. how large must this force be if the coefficient of static friction with the wall is 0.450?

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