The block and tackle shown are used to raise a 150-lb load. Each of the 3-in.-diameter pul...

The block and tackle shown are used to raise a 150-lb load. Each of the 3-in.-diameter pulleys rotates on a 0.5-in.-diameter axle. Knowing that the coefficient of static friction is 0.20, determine the tension in each portion of the rope as the load is slowly raised.

Fig. P8.81