Problem Statement: CE Board May 1993Determine the sag of a flexible wire cable weighing 60 N/m over two frictionless pulleys 100 m apart and carrying one 10 kN weight at each end. Assume the weight of the cable to be uniformly distributed horizontally. The cable extends 5 m beyond each pulley to the point they are attached to the weights.
- A. 7.2 m
- B. 7.4 m
- C. 7.6 m
- D. 7.8 m
Problem Answer:The sag of a flexible wire cable is 7.6 m.
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