NCCCO Rigger 1 UPDATED 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
The distance between sling attachment points, multiplied by .75 will result in the approximate
sling length for a _____sling angle - Correct Answer- 45 degree
Shackles WLL up through 4" must be what safety factor? - Correct Answer- 5:1
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
The distance between sling attachment points, multiplied by .75 will result in the approximate
sling length for a _____sling angle - Correct Answer- 45 degree
Shackles WLL up through 4" must be what safety factor? - Correct Answer- 5:1
