NCCCO Rigger 1 UPDATED ACTUAL
Exam Questions and CORRECT Answers
What is the max included angle for a shackle? - CORRECT ANSWER - 120 Degrees
Wire rope clips and wedge sockets shall be designed to have a minimum connection efficiency
of? - CORRECT ANSWER - 80 %
The center of gravity location of a load may _________of the load - CORRECT
ANSWER - Not be located on the actual physical body
A sling that is rigged at 30 degrees to the load will be subjected to an increase sling tension of? -
CORRECT ANSWER - 200 %
Using a wire rope sling in a choker hitch configuration, the capacity will be how much less than
a straight line hitch? - CORRECT ANSWER - 25 %
The capacity of the vertical basket hitch is generally considered to be blank percent of the
straight line vertical hitch capacity? - CORRECT ANSWER - 200 %
in the D:d ratio the uppercase D stands for what? - CORRECT ANSWER - Diameter of
the object the sling will pass around
As a general rule, the smaller the D:d ratio applied to a wire rope sling's body, - CORRECT
ANSWER - the more the slings capacity is reduced
When the distance between sling attachments and sling length are the same, then what is the
sling angle? - CORRECT ANSWER - 60 degrees
Exam Questions and CORRECT Answers
What is the max included angle for a shackle? - CORRECT ANSWER - 120 Degrees
Wire rope clips and wedge sockets shall be designed to have a minimum connection efficiency
of? - CORRECT ANSWER - 80 %
The center of gravity location of a load may _________of the load - CORRECT
ANSWER - Not be located on the actual physical body
A sling that is rigged at 30 degrees to the load will be subjected to an increase sling tension of? -
CORRECT ANSWER - 200 %
Using a wire rope sling in a choker hitch configuration, the capacity will be how much less than
a straight line hitch? - CORRECT ANSWER - 25 %
The capacity of the vertical basket hitch is generally considered to be blank percent of the
straight line vertical hitch capacity? - CORRECT ANSWER - 200 %
in the D:d ratio the uppercase D stands for what? - CORRECT ANSWER - Diameter of
the object the sling will pass around
As a general rule, the smaller the D:d ratio applied to a wire rope sling's body, - CORRECT
ANSWER - the more the slings capacity is reduced
When the distance between sling attachments and sling length are the same, then what is the
sling angle? - CORRECT ANSWER - 60 degrees
