Consider the three blocks connected by mass less inextensible cords over massless friction less pulleys as shown in the figure below. The coefficient of static friction between the (mid dle) block and the table top is = 0.58 and the system is in equilibrium. The acceleration of gravity is 9.8 m/s.

e a box of books into ulling on a rope at- 10.0 points 9 . pulls with a force of Consider the three blocks connected by mass- above the horizon- less inextensible cords over massless friction- s of 25 kg, and the less pulleys as shown in the figure below. The reen box and floor is coefficient of static friction between the (mid- dle) block and the table top is /, = 0.58 and 10. 3.5 vity is 9.8 m/s'. the system is in equilibrium. The acceleration of gravity is 9.8 m/s'. SO N 350 26 kg 11. Ms = 0.58 ex: 20.5 or f the box. 52 kg M .2 10.0 points Find the maximum value of M for which 12. 0 moving the box up a the system remains in equilibrium. 160 N force directed Answer in units of kg. e incline