NEIEP 800 final review Questions with Answers (100%
Correct Answers)
The total weight of your elevator (force) is 8100 lbs. and its plunger
area is 50 square inches. What is the system pressure? Answer: 162 psi
Refer to the NEIEP Moving Walk Final Layout. What is the correct
wellway-to-wellway distance? Answer: 134' 11"
Electrolysis is caused by which of the following? Answer: Stray
current corrosion and Galvanic corrosion BOTH ARE CORRECT
When using wire rope, the diameter of the sheaves must be how many
times the diameter of the suspension ropes? Answer: 30
Wye-Delta starting is used for which of the following? Answer:
Reduced current starting
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, 2
You need the area of the plunger to calculate the pressure of the
hydraulic system. Your plunger is 8 inches in diameter. What is it's
area? Answer: 50.27 square inches
Which of the following provides mechanical interlocking of
contactors? Answer: Interlock contacts
As the certified welder on the job you must weld two cylinder pieces.
How must you join the two pieces? Answer: Tack welds then a fill
bead
Once a plunger joint has been completed, what steps should be
followed to prevent damage to the packing? Answer: Sand with
emery cloth
Under which of the following conditions will the buzzer (BZT) sound?
Answer: When the handrail speed is 15% below step speed.
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