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You hold a book of mass 3.02 kg up against a wall with a 52 N push. (a) If the system is frictionless, what is

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You hold a book of mass 3.02 kg up against a wall with a 52 N push. (a) If the system is frictionless, what is the direction of the push? P .950 X x + 0.312 x y (b) What is the minimum coefficient of friction that will allow you to hold the book to the wall with a horizontal push? .57

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