NCCCO test Questions With Real Answers Scored A+ 100% Accurate
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Course
NCCCO
Institution
NCCCO
4. Regular constructed crane hoist wire rope shall be taken out of service when any of the following conditions exist - CORRECT ANSWER-a. In running ropes, six randomly distributed broken wires in one lay b. Three broken wires in one strand in one lay C. Wear of one-third the original diameter of o...
NCCCO test Questions With Real
Answers Scored A+ 100% Accurate
4. Regular constructed crane hoist wire rope shall be taken out of service when any of
the following conditions exist - CORRECT ANSWER-a. In running ropes, six randomly
distributed broken wires in one lay b. Three broken wires in one strand in one lay C.
Wear of one-third the original diameter of outside individual wires d. All of the above
(answer: d)
5. What is the safety factor for rotation resistant hoist wire rope? - CORRECT
ANSWER-5.0 to 1
6. What is the safety factor for regular lay hoist wire rope? - CORRECT ANSWER-3.5 to
1
10. What is the SWL of RRL 6x25 IWRC Hoist Wire Rope? - CORRECT ANSWER-3.5
to 1
11. What is the SWL of boom hoist wire rope? - CORRECT ANSWER-3.5 to 1
14. Standing wire ropes must be replaced if they have more than how many broken
wires in one stand? - CORRECT ANSWER-A. Three
B. Five
C. Four
D. All of the above ( answer: D)
20. What is the minimum design factor required for right regular lay main, boom or
auxiliary hoist rope? - CORRECT ANSWER-3.5 to 1
32. According to ASME B30.5 mobile crane standard, how many randomly distributed
broken wires in rotation-resistant hoist wire rope is cause for considering replacement of
the rope? - CORRECT ANSWER-2 broken wire in 6 rope diameter
, 67. The rated capacity indicator has been designed to: - CORRECT ANSWER-Provide
the operator with information regarding the boom length, boom angle, boom tip height,
working radius, rated load and total calculated weight being lifted by the crane.
75. What is the safety factory required when using rotating resistant wire rope and lifting
a personal platform? - CORRECT ANSWER-10
76. A stable load is one in which the center of gravity of the load is directly below the
main hook and is: - CORRECT ANSWER-Below the lowest point of attachment of the
slings.
81. Wire rope slings must be taken out of service when: - CORRECT ANSWER-Five
our more broken wires are found in one strand of one rope lay.
92. what is the correct procedure when placing a shackle on a crane hook? -
CORRECT ANSWER-Place the shackle pin in the hook
97.A regular lay wire rope has strands and wires in the strands that - CORRECT
ANSWER-Are laid in the opposite directions
101. The crane center of gravity will vary the most while swinging from rear to side to
front with which type of machine? - CORRECT ANSWER-Truck cranes
A crane 3 degrees out of level will reduce the capacity by how much? - CORRECT
ANSWER-50%
How much does duty cycle work reduce the load chart by? - CORRECT ANSWER-20%
How much do you reduce the rated capacity for personal platform? - CORRECT
ANSWER-50%
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