The following problems are to be solved using the principle of virtual work.ProblemThe sys...

The following problems are to be solved using the principle of virtual work.

Problem

The system is in equilibrium. The total mass of the suspended load and assembly A is 120 kg.

(a) By using equilibrium, determine the force F.

---

(b) Using the result of (a) and the principle of virtual work, determine the distance the suspended load rises if the cable is pulled upward 300 mm at B.