3. Amy holds a 4-kg book against a wall by pushing on friction between the wall and the book is μ = 0.28. a) Draw a free body diagram for the book. Hint: there are 4 forces acting on it. O U of lim top ** b) How much force does Amy have to exert in order to keep the book from falling? 20 od sloog Ober of 1964 ad conil C30007 be fomis aidi gurub normale 2000 ot 352) in 0:1) k 2 260 :( ) و بالاد Toints Inox sual of yeesoon ei noiorit to thaipiftooo intl SAY un 21 tot count to know and y abno 21 posto1935 Sp no moitit ovode hubsielboun yos Pain biuowboan wow boenoxo c) If Amy exerts only 90N of force, the book will start to slide and continue to accelerate downward. L she manages to continue applying the 90N constantly all the way down, and the coefficient of kinetic friction between the book and the wall is μ = 0.20, at what rate will the book accelerate? NO (A
3. Amy holds a 4-kg book against a wall by pushing on friction between the wall and the book is μ = 0.28. a) Draw a free body diagram for the book. Hint: there are 4 forces acting on it. O U of lim top ** b) How much force does Amy have to exert in order to keep the book from falling? 20 od sloog Ober of 1964 ad conil C30007 be fomis aidi gurub normale 2000 ot 352) in 0:1) k 2 260 :( ) و بالاد Toints Inox sual of yeesoon ei noiorit to thaipiftooo intl SAY un 21 tot count to know and y abno 21 posto1935 Sp no moitit ovode hubsielboun yos Pain biuowboan wow boenoxo c) If Amy exerts only 90N of force, the book will start to slide and continue to accelerate downward. L she manages to continue applying the 90N constantly all the way down, and the coefficient of kinetic friction between the book and the wall is μ = 0.20, at what rate will the book accelerate? NO (A
Chapter11: Combined Structure Problems
Section: Chapter Questions
Problem 38P
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I need help with part C *** I have the parts to the question but part C is what I need help with
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