Safe rigging practice dictates that weight estimates of objects to be lifted, when the objects are relatively lightweight, should be accurate within plus or minus _____.
a. 5%
b. 15%
c. 20%
d. 25%
e. 33%
Answer: C
Safe rigging practice dictates that weight estimates of objects to be lifted, when the objects are relatively lightweight, should be accurate within plus or minus _____.
a. 5%
b. 15%
c. 20%
d. 25%
e. 33%
Answer: C