Rigging Certification Exam Quiz! Trivia
(91).jpg "Rigging Certification Exam Quiz! Trivia")
Rigging involves using different machinery and tools, and one needs to know how to use them to minimize the chances of an accident and ensure work is done smoothly. For you to be considered qualified, you need to pass a rigging exam an earn a certificate. This quiz is designed to check if your knowledge is enough to pass the exam. Give it a shot!
- 1.When measuring fittings attached to a wire rope, the measurement is made from one outside edge of the fitting to the other.
- A.
True
- B.
False
- 2.The optimal sling angle is _______.
- A.
0 degrees to horizontal
- B.
Between 30 and 60 degrees to horizontal
- C.
Between 60 and 45 degrees to horizontal
- D.
90 degrees to horizontal
- 3.When a crane is used to lift personnel, the rope design factor is ________.
- A.
The same as it is for the equipment lifts
- B.
50 percent more than it is for equipment lifts
- C.
Twice what it is for equipment lifts
- D.
Three times what it is for equipment lifts
- 4.When a crane is used in a personnel lift, the total weight of the loaded platform and rigging may not exceed _________.
- A.
75 percent of the crane's rated capacity
- B.
50 percent of the crane's rated capacity
- C.
The crane's rated capacity
- D.
25 percent of the crane's rated capacity
- 5.When used in a personnel lift, shackles and other rigging hardware must be rated for _______ times the load.
- A.
Two
- B.
Three
- C.
Five
- D.
Ten
- 6.At which sling angle does each sling carry the full weight of the load?
- A.
10 degrees
- B.
20 degrees
- C.
30 degrees
- D.
40 degrees
- 7.In the formula for calculating WLL, the value H represents the __________.
- A.
Height of the boom in feet
- B.
Length of the sling in meters
- C.
Height of the load in feet
- D.
The distance between the hook and the load
- 8.When calculating the WLL of a double wrapped choker hitch, the value must be doubled.
- A.
True
- B.
False
- 9.A lift in which the weight of the load and rigging exceeds 75 percent of the crane capacity is referred to as a(n) __________.
- A.
Critical lift
- B.
Ordinary lift
- C.
Hazardous lift
- D.
Multi-crane lift
- 10.The three parts of a wire rope are the wire, the strands, and the _________.
- A.
Monel
- B.
Center wire
- C.
Core
- D.
Lang
- 11.The grade of steel with the highest breaking strength is _________.
- A.
Traction steel
- B.
Plow steel
- C.
Improved plow steel
- D.
Extra improved plow steel
- 12.The wire used in wire rope can be made of steel, iron, Monel, or ________.
- A.
Copper
- B.
Aluminum
- C.
Bronze
- D.
Tin
- 13.Wire rope cores are identified as fiber core, wire strand, or________
- A.
Filler core
- B.
Independent wire rope core
- C.
Rotation resistant core
- D.
Seale core
- 14.What type of lay is indicated when the strands are wrapped around the core in a counterclockwise direction?
- A.
Right lay
- B.
Left lay
- C.
Alternate lay
- D.
Lang lay
- 15.When the individual wires of a strand on a rope are perpendicular to the run of the rope it is classified as ________.
- A.
Regular lay
- B.
Left lay
- C.
Alternate lay
- D.
Lang lay
- 16.The four basic strand patterns are wire, Warrington, filler and ________.
- A.
Warrel
- B.
Contractor
- C.
Seale
- D.
Laquor
- 17.Within the 6 x 37 classification of rope, the _______ can vary from 31 to 49.
- A.
Wires in a strand
- B.
Number of strands
- C.
Diameter of the core
- D.
Pattern of the strands
- 18.All rope ends must be welded and tapered to prevent fraying.
- A.
True
- B.
False
- 19.The lowest efficiency rating of a wire rope with a loop and thimble splice, hand tucked, is ________.
- A.
70%
- B.
80%
- C.
90%
- D.
95%
- 20.The efficiency rating of a wire rope assembly is a percentage of the _________.
- A.
Abrasion ratio
- B.
Applied load
- C.
Nominal breaking strength
- D.
Parts of a line
- 21.What type of end termination provides the highest efficiency rating?
- A.
Thimble, hand tucked
- B.
Swaged soocket
- C.
Wedge socket
- D.
Wire rope clips
- 22.A fabricated socket has a efficiency rating of ________.
- A.
70 to 90 percent
- B.
75 to 80 percent
- C.
80 percent
- D.
100 percent
- 23.A swaged socket is not recommended for _______ type of wire rope.
- A.
IWRC
- B.
FC
- C.
WSC
- D.
EIPS
- 24.The dead end of the wire rope experiences the weight of the load.
- A.
True
- B.
False
- 25.In a wedge socket, the tail length of the dead end of the rope should be at least ________.
- A.
Long enough for three rope clips
- B.
Six centimeters
- C.
Six rope lengths
- D.
Ten inches
Questions: 13 | Attempts: 2363 | Last updated: Jun 23, 2019
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