Question #551
Based on the diagram, identify value A (DOR depending on angle α) for the two-leg sling:
W oparciu o przedstawiony rysunek wskaż wartość A (DOR w oparciu o kąt α ) dla zawiesia dwucięgnowego:
Open full-size illustrationa
70%
70%
Correct answer
b
90%
90%
c
110%
110%
d
50%
50%
Why?
A corresponds to α = 90°, for which the diagram gives 70% of the working load limit (dopuszczalne obciążenie robocze, DOR) available with vertical legs. The 90% value applies to a 45° angle, so the number of degrees must not be confused with the capacity percentage.