For the following problem, unless noted otherwise refer to Appendices F and G for necessar...

For the following problem, unless noted otherwise refer to Appendices F and G for necessary mechanical properties of materials.

A concrete canoe in storage is supported by two rope slings, as shown. Each sling supports 48 lb. The rope has a tensile breaking strength of 252 lb. Determine the maximum value of θ if there is to be a factor of safety of 4.0 against breaking.

Problem