A 0.237 kg book rests at an angle against one side of a bookshelf. The magnitude and direction of the total force exerted on the book by the left side of the bookshelf are given by |FL| = 1.35 N What must the magnitude |FB| and direction OB of the total force exerted on the book by the bottom of the bookshelf be in order for the book to remain in this position? |FB| = OL = 59.0° N ов = 0₁ Book B 0.
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