Question: A sign that weighs 275 lb hangs from the side of a building. The sign is supported by a cable angled at 45 from a

A sign that weighs 275 lb hangs from the side of a building. The sign is supported by a cable angled at 45° from a rigid horizontal bar as shown in Fig. 9.47. Make a free-body diagram, and then find the tension T in the upper cable and the force F exerted on the horizontal bar.

Fig. 9.47 45.0 275 lb

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