Answer without details hm3

3.D Homework . Unanswered . Due Sep 25th, 11:59 PM Physics textbook is pushed against the vertical wall. Coefficient of kinetic friction between wall and book is 0.24, mass of book is 7.3 kg . Force with which book is pushed against the wall is not big enough to keep book at rest and it starts to slide down with acceleration 2.7 m/s^2. Find force F. Type your numeric answer and submit Unanswered . 3 attempts left Submit 3.E Homework . Unanswered . Due Sep 25th, 11:59 PM Two masses are connected through a pulley as it is shown in the figure. Mass of object A is 2.7 kg; mass of object B is 7.2 kg; coefficient of kinetic MA friction between object A and incline is 0.38 . Angle theta created by the incline with horizontal is 30 degrees. Find magnitude of acceleration of object B. MB Type your numeric answer and submit