Core Exam 2023-2024
ACTUAL EXAM QUESTIONS
AND CORRECT ANSWERS
VERIFIED ANSWERS GRADED
A+
,Mobile crane is more stable when: - ✔✔✔ANSWER-The
cranes leverage is greater than the load leverage
Cranes that have been idle for _____ Months or more must
be given a monthly inspection by a qualified person. -
✔✔✔ANSWER-3
Which of the following is an accurate statement about
luffing jibs? - ✔✔✔ANSWER-It raises and lowers
independent from the boom
What is the weakest quadrant of a boom truck? -
✔✔✔ANSWER-Front
What effect would blocking up the ends of the tracks have
on a crane? - ✔✔✔ANSWER-It would increase capacity over
the ends
The tipping axis of a crawler crane is? - ✔✔✔ANSWER-It
depends if the idler or sprocket are offset from track rollers
, According to ASME B30.5 what percentage should not be
exceeded on a mobile crane during a load test? -
✔✔✔ANSWER-100%
From strongest to weakest put the following hitches in order
- ✔✔✔ANSWER-Basket, vertical, choker
Which of the following should synthetic slings not be used
around? - ✔✔✔ANSWER-Acid
How often should you inspect a running rope? -
✔✔✔ANSWER-Daily
The radius on a crane chart refers to? - ✔✔✔ANSWER-
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? - ✔✔✔ANSWER-85%
What percentage is the manufacture rated capacity of a
rough terrain crane on rubber? - ✔✔✔ANSWER-75%