Safe Working Load: Word Problem
The safe working load [b][i]S[/i][/b] (in tons) for a wire rope is a function of [b][i]D[/i][/b], the diameter of the rope in inches.[br][br] Safe working load model for wire rope: [math]4\cdot D^2=S[/math]
1
What diameter of wire rope do you need to lift a 9-ton load and have a safe working load?