NCCER Electrical Level 2 Conductor
Installations Questions And Answers
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Due to the risk of runaways, what should be used on all long vertical cable pull -
ANSWER✔✔Braking system
Mandrels should be approximately what percentage of the conduit size? -
ANSWER✔✔80%
A good place to find data for supporting cable in vertical conduit runs is from -
ANSWER✔✔Manufactures catalogs
A device used in cable pulls to facilitate connecting the pulling rope to the cable
grip. - ANSWER✔✔Clevises
The feed-in set up should unreal big cable - ANSWER✔✔Along it's natural
curvature
When conductors in vertical raceways must be supported, one cable support shall
be provided - ANSWER✔✔At the top or as close to the top of the raceway as
practical
Which of the following determines the amount of force applied to a pull? -
ANSWER✔✔The number of wraps on the puller drum (capstan)
, The first step in all cable pull is to - ANSWER✔✔Measure runs and establish
communication between both ends of the pull
The substance used to reduce the friction inside a raceway during a pull is -
ANSWER✔✔Wire-pulling lubricant
Long lengths of cable can be pulled using - ANSWER✔✔Cable grips
The ends of 1,000 kcmil conductors can be trimmed using - ANSWER✔✔Cable
cutters
The three types of fish tape are steel, nylon, and - ANSWER✔✔Fiberglass
The ideal device for lifting and transporting cable reels is a - ANSWER✔✔Forklift
When pulling cables with a capstan, what is the maximum pulling speed that
should be utilized? - ANSWER✔✔40 feet per minute
Which of the following devices is designed to read pulling forces during a cable
pull - ANSWER✔✔Dynamometer
The most important tool for supervising a high-forced cable pull is -
ANSWER✔✔Working communications equipment
Which of the following is one of the most common types of wire-pulling rope on
the market today? - ANSWER✔✔Nylon
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