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1 NCCCO Core Exam
NCCCO Core Exam
NCCCO Core Exam (Latest Update / ) Test Review Questions & Answers | Grade A | 100% Correct (Verified Solutions)
Which of the following is an accurate statement about luffing jibs? - ANS It raises and lowers independent from the boom
What is the weakest quadrant of a boom truck? - ANS Front
What effect would blocking up the ends of the tracks have on a crane? - ANS It would increase capacity over the ends
The tipping axis of a crawler crane is? - ANS It depends if the idler or sprocket are offset from track rollers
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2 NCCCO Core Exam
NCCCO Core Exam
According to ASME B30.5 what percentage should not be exceeded on a mobile crane during a load test? - ANS 100%
From strongest to weakest put the following hitches in order - ANS Basket, vertical, choker
Which of the following should synthetic slings not be used around? - ANS Acid
How often should you inspect a running rope? - ANS Daily
The radius on a crane chart refers to? - ANS Center of rotation to center of gravity of the load or hook
What percentage is the manufacture rate of capacity of a mobile crane on outriggers? - ANS 85%
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3 NCCCO Core Exam
NCCCO Core Exam
What percentage is the manufacture rated capacity of a rough terrain crane on rubber? - ANS 75%
What is Lay length? - ANS The distance required for a strand to make a complete revolution around the rope
What is one problem lubricating wire rope can cause? - ANS Obstructed view when inspecting the rope
What would What would call for a running rope to be taken out of service? - ANS Six randomly distributed broken wires and one Lay or three in one strand and one lay
Which of these is known as a standing rope? - ANS Pendant line
If you are at a radius below the bold line on a load chart, which does that mean? - ANS Tipping, stability
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