Question #549
Based on the diagram, identify value A (angle α) for the two-leg sling:
W oparciu o przedstawiony rysunek wskaż wartość A (kat α) dla zawiesia dwucięgnowego:
Open full-size illustrationa
100°
100°
b
90°
90°
Correct answer
c
70°
70°
d
50°
50°
Why?
A marks the included angle between the legs (kąt rozwarcia cięgien), α, in the middle arrangement, which is 90°. The number 70 on the right is the percentage of capacity relative to vertical legs, not an angle of 70°.